Duolingo English Test 2025: Essential Guide to DET Success

What is the Duolingo English Test?

The Duolingo English Test (DET) is a fully online English proficiency assessment that evaluates your ability to read, write, listen, and speak English. Developed by Duolingo, the company behind the world's most popular language-learning app, this computer-adaptive test has quickly become one of the most widely accepted English assessments for university admissions worldwide. Unlike traditional standardized tests, the DET can be taken entirely from home on your computer, eliminating the need to travel to test centers or schedule appointments weeks in advance.

The test uses advanced adaptive technology that adjusts question difficulty in real time based on your performance. This means each test is personalized to accurately measure your English proficiency level, whether you're a beginner or an advanced learner. The entire assessment takes just one hour to complete, and results are delivered within 48 hours—making it one of the fastest ways to demonstrate English proficiency for academic applications.

Why was it created

Duolingo created the DET to address critical accessibility barriers in English proficiency testing. Traditional tests like IELTS and TOEFL require test-takers to travel to designated centers, often hundreds of miles away, and pay fees exceeding $200. These requirements create significant financial and logistical challenges for students, particularly those in developing countries or remote areas.

The COVID-19 pandemic accelerated DET adoption when in-person testing became impossible. Universities needed alternative assessment methods, and the DET's secure online proctoring system provided a solution. What began as a pandemic necessity has evolved into a preferred option for many students, with test-taker numbers growing by approximately 66% over the past three years.

Today, the DET represents Duolingo's mission to make education accessible to everyone. At just $70, it costs significantly less than competitors while maintaining rigorous standards accepted by top universities globally. The test embodies Duolingo's philosophy that access to quality education resources shouldn't depend on geographic location or economic status.

Who should take it

The DET is ideal for international students applying to English-speaking universities, particularly those seeking a convenient and affordable alternative to traditional tests. Students from over 110 countries take the DET annually, with India representing the largest test-taking population in 2025.

You should consider taking the DET if you're applying to universities that accept it (over 5,500 institutions in 2025), need results quickly for approaching deadlines, prefer testing from home rather than traveling to centers, have a limited budget for test preparation and fees, or want the flexibility to test on demand without advance scheduling.

The test is particularly beneficial for students in regions with limited access to test centers, professionals seeking to demonstrate English proficiency for work opportunities, and individuals preparing multiple applications who need to send scores to numerous institutions without paying additional fees.

Where is the DET accepted?

Universities & countries

As of 2025, over 5,500 universities and institutions worldwide accept the Duolingo English Test for admissions. This represents remarkable growth—just two years ago, only 3,000 institutions recognized DET scores. The test's acceptance continues to expand as more universities recognize its validity and reliability.

Major accepting institutions include:

United States: Harvard University, Yale University, MIT, Stanford University, Columbia University, Duke University, Cornell University, University of Chicago, Northwestern University, Johns Hopkins University, and 97 of the top 100 US universities ranked by U.S. News.

Canada: University of Toronto, McGill University, University of British Columbia, University of Alberta, McMaster University, and approximately 90% of Canada's top universities by international enrollment.

United Kingdom: Imperial College London, King's College London, University College London, University of Bristol, Durham University, and many Russell Group institutions.

Australia: Australian National University, Monash University, University of Sydney, University of Queensland, University of Melbourne.

Europe: Over 500 universities, including Ludwig Maximilian University of Munich (Germany), Sorbonne University (France), University of Amsterdam (Netherlands), ETH Zurich (Switzerland), and institutions across Austria, Italy, Spain, Portugal, and Scandinavia.

If you’d like to learn more about country-specific acceptance, check out these related guides:

How Many Countries Accept the Duolingo English Test?

Is Duolingo English Test Accepted in Canada?

Is Duolingo English Test Accepted in USA?

Is Duolingo English Test Accepted in UK?

Is Duolingo English Test Accepted in Australia?

Is Duolingo English Test Accepted in Germany?

Recognition vs IELTS/TOEFL

The DET has achieved significant recognition among prestigious institutions, though IELTS and TOEFL still maintain broader global acceptance, particularly for visa purposes in certain countries. However, for university admissions specifically, the gap has narrowed considerably.

For US admissions, the DET now matches or exceeds IELTS acceptance rates at top universities. Approximately 95% of the top 100 US universities accept DET scores for undergraduate admissions, and 75% of high-enrollment graduate programs recognize DET results.

In Canada, DET acceptance is similarly strong, with about 90% of leading institutions accepting DET for undergraduate programs and nearly half of English-medium graduate programs recognizing DET scores.

The UK presents more variation. While many universities accept DET for admissions, certain visa categories require Secure English Language Tests (SELT) approved by UK Visas and Immigration. However, most student visa routes accept DET when the university's language of instruction is English and the institution sponsors your visa.

Australia's recognition continues to grow, particularly among the Group of Eight universities. New Zealand institutions increasingly accept DET, though IELTS remains more dominant for visa applications in Oceania.

Graduate & undergraduate admissions

DET acceptance varies between undergraduate and graduate programs, with undergraduate admissions showing broader acceptance overall. Most universities require DET scores between 100-120 for undergraduate programs, while graduate programs typically expect 110-130, with competitive programs often requiring 120 or higher.

Undergraduate programs: Generally, more flexible with DET acceptance. Many institutions accept scores starting at 100-105 for direct admission, though conditional admission programs may accept lower scores (95-100) paired with additional English support courses. Liberal arts colleges and public universities show particularly high DET acceptance rates for undergraduate admissions. International students should note that requirements can also vary based on geographic region and institution type, with state universities often having different standards than private colleges.

Graduate programs: Requirements depend heavily on program competitiveness and field of study. STEM programs often accept lower scores (100-115) since coursework depends less on extensive writing. Business schools, particularly top MBA programs, typically require 120-130. Law, journalism, and humanities programs set the highest thresholds, often expecting 125-135 due to language-intensive coursework. Research-focused graduate programs may also consider writing sample quality alongside test scores.

Professional programs like medicine, dentistry, and pharmacy show varied acceptance. Some medical schools accept DET, while others require IELTS or TOEFL due to accreditation standards or clinical placement requirements. Applicants should verify specific program policies before applying.

Understanding these score expectations is crucial for planning your application strategy. For comprehensive insights into what constitutes competitive scores across different institutions and how test-takers worldwide are performing, we recommend reading our detailed analysis: "What Is the Average Duolingo English Test Score for Test Takers?" This article breaks down score distributions, percentile rankings, and provides valuable benchmarking data to help you set realistic target scores for your chosen programs.

How does the Duolingo English test work?

DET Format & timing

The DET follows a streamlined format totaling exactly 60 minutes. The test is divided into three distinct sections, each serving a specific purpose in evaluating your English proficiency. For a comprehensive guide, check out our detailed guide: Your Practical Duolingo English Test Guide for 2025, which includes downloadable PDF resources to support your preparation journey.

Introduction and Setup (5 minutes): This non-graded section includes ID verification, room scan, technical checks, and rule confirmation. You'll verify your government-issued photo ID, perform a 360° room scan using your device's camera, confirm your microphone and camera function properly, and review test security requirements.

Adaptive Test (45 minutes): This graded section forms the core of your assessment, evaluating reading, writing, listening, and speaking skills through integrated tasks. Questions appear without a fixed order or quantity since the test adapts to your performance. Expect approximately 30-40 questions total, with difficulty adjusting based on your accuracy. Stronger performance generates harder questions, while incorrect answers trigger easier ones. This adaptive approach efficiently determines your precise proficiency level. If you're new to the DET format, our article What is Duolingo English Test provides essential background information about how this innovative assessment differs from traditional English proficiency exams.

Speaking and Writing Sample (10 minutes): This ungraded section provides institutions with additional context about your abilities. While these don't affect your numerical score, universities review them to assess communication style, personality, and authentic language use.

Question types (brief overview) on the Duolingo English test

The 2025 DET features diverse question types assessing integrated language skills:

Read and Select: Identify real English words among nonsense words within 5 seconds per set. This rapid-fire assessment tests vocabulary recognition and word authenticity judgment under intense time pressure. Test-takers must quickly distinguish between legitimate English vocabulary and fabricated words that may appear plausible but don't exist in the language, requiring instant lexical knowledge activation and sharp decision-making skills within an extremely limited timeframe.

Fill in the Blanks: Complete sentences with missing words within 20 seconds each. Tests vocabulary, grammar, and contextual comprehension. This question type evaluates your ability to understand sentence structure, select contextually appropriate words, and demonstrate knowledge of collocations and idiomatic expressions while working under strict time constraints that simulate real-world language processing demands and require quick recognition of grammatical patterns and semantic relationships.

Read and Complete: Fill missing letters in short passages within 3 minutes. Evaluates reading comprehension and spelling. This integrated task requires test-takers to simultaneously understand the overall meaning of a connected text while accurately reconstructing individual words by supplying missing letters. Success demands strong orthographic knowledge, contextual understanding, and the ability to predict logical word choices based on surrounding content, grammatical structure, and discourse coherence across multiple sentences.

Listen and Type: Transcribe spoken sentences within 1 minute with 3 listening opportunities. Assesses listening accuracy and spelling. This task tests aural comprehension, working memory, and orthographic precision while allowing strategic use of multiple playbacks. Test-takers must process spoken English at natural speed and accurately reproduce it in written form, including proper spelling, punctuation, and capitalization. Three listening chances enable verification and error correction, rewarding careful attention to detail.

Interactive Reading: Read passages and answer multiple-choice comprehension questions. Adaptive difficulty based on performance. This section presents authentic texts of varying complexity and tests understanding through targeted questions about main ideas, supporting details, inferences, vocabulary in context, and the author's purpose. The adaptive algorithm adjusts subsequent passage difficulty based on your responses, ensuring accurate proficiency measurement across all reading levels and providing personalized assessments tailored to individual ability.

Interactive Listening: This section includes two distinct task types—Listen and Respond, where test-takers hear spoken prompts and complete various response formats, including fill-in-the-blanks and multiple-choice questions; and Summarize the Conversation, which requires listening to extended dialogues or discussions and producing written summaries capturing key information, main points, and essential details. Both tasks evaluate authentic listening comprehension through diverse question formats that test understanding of spoken discourse at multiple levels.

Read Then Speak: Read a prompt and provide a 90-second spoken response. Tests pronunciation, fluency, and content organization. This integrated task assesses reading comprehension and oral production simultaneously. Test-takers must quickly process written information, formulate coherent thoughts, and deliver well-structured spoken responses with clear pronunciation, natural intonation, appropriate pacing, logical content development, and effective use of supporting details and examples within the allotted time to demonstrate integrated literacy skills.

Interactive Speaking: A conversational question format introduced in July 2025 that presents 6-8 questions in dialogue format requiring immediate responses. Test-takers receive 15 seconds of initial preparation, then must answer each question within 35 seconds with no additional preparation time after hearing each prompt. Audio plays only once, demanding careful listening and accurate comprehension. Adaptive questioning adjusts subsequent prompts based on previous answers, with topic transitions typically occurring around questions 4-5, creating two distinct topic groups per test that simulate natural conversation flow and spontaneous communication.

Write About the Photo: Describe an image in writing within 1 minute. Tests descriptive vocabulary and sentence construction. This timed writing task requires test-takers to observe visual details carefully and produce accurate, vivid descriptions using appropriate adjectives, prepositions, spatial expressions, and descriptive phrases. Success demands rapid organization of observations, precise vocabulary selection, effective sentence variety, and the ability to create grammatically correct, coherent descriptions that effectively communicate what appears in the photograph.

Speak About the Photo: Provide an oral description of an image within 30-90 seconds. This speaking task assesses your ability to spontaneously describe visual information with appropriate vocabulary, clear pronunciation, and logical organization. Test-takers must quickly analyze the image, identify key elements, relationships, and contextual details, then deliver a coherent spoken description that demonstrates descriptive language proficiency, spatial awareness, expression, observational skills, and the ability to maintain fluent, natural speech while processing and articulating visual input.

Interactive Writing: Respond to a writing prompt in 5 minutes, then address a follow-up question in 3 additional minutes. Assesses writing development and elaboration skills. This extended writing task evaluates your ability to produce well-organized, coherent written responses with proper grammar, varied vocabulary, sophisticated sentence structures, and logical argumentation. The two-part structure tests both initial composition skills and the ability to extend, clarify, elaborate, or defend your ideas when prompted with follow-up questions.

Speaking Sample: Deliver an extended 1-3 minute spoken response on an abstract topic. This unscored but recorded sample allows test-takers to demonstrate their highest level of speaking proficiency through sustained discourse on academic or abstract subjects. The recording is sent to receiving institutions alongside your score, providing admissions officers with authentic evidence of your pronunciation clarity, speaking fluency, vocabulary range, grammatical accuracy, discourse organization, and ability to develop complex ideas coherently in spontaneous spoken English.

Writing Sample: Compose a 3-5 minute written response to an open-ended prompt. Similar to the Speaking Sample, this unscored writing is sent directly to institutions for qualitative evaluation. Test-takers demonstrate authentic writing ability by developing ideas on academic or thought-provoking topics with appropriate organizational structure, supporting evidence, logical reasoning, varied sentence constructions, sophisticated vocabulary usage, and cohesive paragraph development, giving admissions committees direct qualitative insight into writing skills beyond numerical scores.

The Duolingo English Test updated its question types and format on July 1, 2025. If you want to learn about the types of questions and their frequency in the exam, you can read this article: Complete Breakdown of the Real Duolingo English Test – July 2025 Update & Expert Insights

Scoring & CEFR alignment in the Duolingo English test

The DET uses a 10-160 point scale, with scores reported in 5-point increments. Your overall score reflects holistic English proficiency across all four skills. Since July 2024, the test also provides four subscores—Literacy, Comprehension, Conversation, and Production—plus individual skill scores for Reading, Writing, Listening, and Speaking. This comprehensive scoring system allows universities and institutions to assess not just your overall language ability, but also your specific strengths and weaknesses across different communication domains. The subscores provide valuable insights into whether you excel more in written or spoken English, and whether you're better at understanding or producing language.

CEFR alignment:

10-55: Below A1 (Beginner)

60-85: A1-A2 (Elementary to Pre-intermediate)

90-115: B1-B2 (Intermediate to Upper-intermediate)

120-160: C1-C2 (Advanced to Proficient)

DET Score interpretation:

Students below 90: May require intensive English support or preparatory programs.

90-100: Acceptable at less competitive universities, often with conditionals.

105-115: Required by many public universities for direct admission.

115-125: Strong score for most undergraduate and graduate.

125-135: Competitive for top-tier institutions and demanding.

135-160: Exceptional proficiency, meeting requirements at any institution.

Universities evaluate scores differently based on program and institution prestige. Always verify the specific requirements for your target schools. Understanding where your score falls within these ranges is crucial for setting realistic application goals and determining whether you might need additional English preparation before beginning your studies. For a more detailed exploration of how these scores work and what they mean for your academic journey, check out our comprehensive guide on What is Duolingo English Test Score?

Duolingo English Test Environment and Equipment Requirements

Taking the Duolingo English Test requires strict adherence to all regulations regarding the testing environment and equipment. Any violation may result in invalidated scores. Understanding and properly following these rules is crucial to ensuring that your test proceeds smoothly.

Pre-Test, During Test, and Post-Test Guidelines

The Duolingo English Test consists of three important phases, each with specific requirements and considerations.

During the pre-test preparation phase, test-takers must prepare valid identification (passport, driver's license, or government-issued ID) in advance, ensuring the document is current and the photo is clear and recognizable. You'll also need to complete a system equipment check, including tests of your camera, microphone, speakers, and internet connection. It's recommended to log in 30 minutes early to verify that all equipment is functioning properly.

During the test, you must remain alone in the room for the entire duration—no other people may enter or stay in the room. You're prohibited from using headphones, leaving the camera's field of view, communicating with others, or accessing any reference materials. Your eyes should remain focused on the screen; frequently shifting your gaze or looking away from the screen for extended periods may be flagged by the system as suspicious behavior.

After the test concludes, the system automatically submits your answers. The entire test recording is saved for manual review to ensure fairness and authenticity. Scores are typically released within 48 hours, and you can view your detailed score report in your personal account.

Check out this article for the latest test preparation information: Duolingo English Test 2025: Official Rules & Policy Guide.

Secondary Camera Requirements in DET

The Duolingo English Test requires the use of a secondary camera as an additional monitoring device to ensure test integrity.

You may use a smartphone or tablet as your secondary camera. The secondary camera's primary purpose is to capture you, your computer screen, and the surrounding environment from the side, providing a complementary angle to the main camera.

For placement, the secondary camera should be positioned to your side, approximately 1-2 meters away, at desk height or slightly above, ensuring it can simultaneously capture you, your computer screen, and keyboard activity. The device must remain stable—using a stand or propping it against a sturdy object is recommended to prevent movement or shaking during the test.

Throughout the entire test, the secondary camera must remain on and unobstructed.

If you'd like to learn how to set up your secondary camera, you can read this article: Master DET's New Secondary Camera Requirements in Under 5 Minutes.

360° Room Scan Requirements

Before you begin answering questions, the Duolingo English Test system will require you to perform a 360° room scan using your phone. This is an essential step in identity verification and environment checking to ensure your testing environment meets requirements.

The system automatically detects whether prohibited items or other people are present in the room. Prohibited items include: books, notebooks, headphones, reference materials, sticky notes, whiteboards, or any other items that could potentially be used for cheating. The room must not contain any other people, including family members, roommates, or pets, to ensure the independence of your test.

Your desk should be kept clear, with only your computer, mouse, keyboard, and necessary lighting equipment present.

Read How to Scan Your Room Before the Duolingo English Test to ensure that your scanning procedure is completely correct.

Proper Keyboard and Camera Placement

Correct equipment placement is fundamental to ensuring your test proceeds smoothly. Improper placement may prevent the system from verifying your identity or monitoring the testing process.

Regarding keyboard placement requirements, your keyboard must be placed flat on the desk at a reasonable distance from the computer screen to ensure comfortable typing. Placing the keyboard on your lap, knees, or using it suspended is strictly prohibited, as these positions result in abnormal body posture that may be flagged by the system as cheating behavior.

Camera placement requirements are even more stringent, as they directly affect the validity of identity verification and test monitoring. The main camera (typically a laptop's built-in camera or an external camera) must face you directly, positioned at eye level or slightly above. The frame should fully display your entire face, including forehead, eyes, nose, mouth, and chin, without any obstructions.

The room should have sufficient and even lighting, avoiding backlighting or strong light shining directly at the camera. Ideal lighting comes from the front or side-front, illuminating your face to ensure your features are clearly visible without shadows. Testing in darkness or relying solely on screen light is prohibited.

Throughout the entire test, you must remain within the camera's field of view. Frequent body movements, bending over, turning your head, or other unusual movements are prohibited. If you need to adjust your posture, movements should be slow and natural, avoiding sudden departures from the camera's view. Your eyes should primarily focus on the screen; occasional contemplative eye movements are normal, but prolonged looking away from the screen or frequent eye rolling may be flagged as suspicious behavior.

For more information about proper camera positioning, you can check out: Will the Camera Positioned Above the Keyboard Be Considered Cheating in the Duolingo English Test?

DET Fees, Retakes & Validity

Duolingo English test Price

The Duolingo English Test costs $70 USD globally, plus applicable local taxes. In India, the fee is approximately INR 6,065. This represents exceptional value compared to competitors—IELTS ranges from $170-245 depending on location, while TOEFL costs $185-325. For a detailed breakdown of pricing across different regions and payment methods, see "Is Duolingo English Test Free (2025)?", which explains all cost components and available free alternatives.

Additional Cost Options:

· Single test: $70

· Two-test bundle: $118 (saving $22, effectively $59 per test)

· Expedited results (12-hour delivery): Additional $39

Exclusive Savings Opportunity:

Get 10% OFF your DET test! Use our exclusive discount code to reduce your test fee from $70 to $63, saving you $7 on each attempt. Additionally, you can claim a free fast scoring upgrade to receive your results in just 24 hours instead of 48 hours. For complete details on accessing these savings, visit "Save on Your Duolingo English Test – Get a Free Fast Scoring Upgrade" and "How to Get a Duolingo English Test Discount Code?" which provide step-by-step instructions for claiming promotional offers and maximizing your savings.

Score Sending Value:

Notably, score sending is unlimited and completely free. Unlike TOEFL and IELTS, which charge fees to send scores beyond the first few institutions, DET allows you to share results with as many universities as needed at no additional cost. This can save students hundreds of dollars by applying to multiple programs.

Fee Waiver Program:

Duolingo distributes over 10,000 fee waivers annually through partner universities. Students facing financial hardship should inquire with their target institutions about waiver availability. Many universities provide waivers directly to prospective students who demonstrate need.

Retake Policy

You can purchase and take the DET up to three times within any 30-day period. Once you purchase a test, you have 21 days to complete it. If not taken within this window, the test expires and cannot be refunded. For comprehensive information about retake limits, waiting periods, strategic timing, and how multiple attempts affect your applications, read "How Many Times Can I Take Duolingo English Test?" which covers retake strategies and institutional policies regarding multiple scores.

Free Retakes Available in Specific Circumstances:

· Technical issues during the test that prevent completion or result in certification

· Camera or audio recording problems caused by system errors

You Must Purchase a New Test If:

· Your results have been certified, but you want a higher score

· More than two years have passed since your last test

Each attempt counts toward your three-test limit, regardless of whether you complete the exam. This includes tests where you experience technical difficulties, so ensure your environment and equipment are properly configured before beginning.

Common Certification Issues and Solutions

Many test-takers encounter certification problems due to technical violations that can be easily avoided with proper preparation:

Issue: "You looked away from the screen for an extended period of time"

This is one of the most common reasons for test invalidation. The AI proctoring system monitors your eye movements and flags extended periods where you're not looking at the screen. For detailed strategies on maintaining proper eye contact, positioning your materials correctly, and what to do if you receive this warning, consult "How to Deal with 'You Looked Away from the Screen for an Extended Period of Time' in the Duolingo English Test?" which provides practical solutions and prevention techniques.

Issue: "Your writing response appears to be rehearsed or written out in advance"

DET employs sophisticated algorithms to detect pre-written or memorized responses. If your writing seems too polished, contains unusual patterns, or matches common templates found online, your test may be flagged. To understand how to write naturally while maintaining quality, avoid template-based approaches, and develop authentic responses that won't trigger fraud detection, read "How to Deal With 'Your Writing Response Appears to Be Rehearsed or Written Out in Advance' in Duolingo English Test?" which explains the detection mechanisms and how to write effectively without raising red flags.

Prevention Tips:

· Practice writing naturally without memorizing templates

· Maintain focus on the screen throughout the test

· Understand the rules thoroughly before test day

· Take practice tests to familiarize yourself with monitoring expectations

Results Validity Duration

DET scores remain valid for two years from the test date. After expiration, you can no longer share scores with institutions and must retake the test if you need to demonstrate English proficiency. For complete details about validity periods, renewal requirements, and how expiration affects your applications, consult "How Long Are My Duolingo English Test Results Valid?" which explains the two-year validity window and strategic timing considerations.

Important Validity Considerations:

l Application timing: Most universities close applications between January and April. Since results arrive within 48 hours, but universities may need up to two weeks for verification, don't wait until the last minute. Take your test at least 3-4 weeks before deadlines.

l Multiple intakes: If applying to institutions with different intake periods (Fall, Spring, Winter), verify that your score will remain valid through the latest application deadline. Students taking gap years may need to retest.

l Visa applications: Even when universities accept DET for admissions, many countries require different tests for visa applications. In the UK, most visa categories require SELT-approved tests like IELTS UKVI. In Canada and the USA, DET is generally accepted for student visas when the university provides admission. Always verify visa requirements separately from university requirements.

Sending Your Results

One of the DET's greatest advantages is its streamlined score-sharing process. Once you receive your results (within 48 hours), you can instantly send them to unlimited institutions at no additional cost—a significant advantage over IELTS and TOEFL, which charge fees for additional score reports. For step-by-step instructions on accessing your score report, selecting recipient institutions, tracking delivery status, and troubleshooting common sending issues, read "How Do You Send Your Duolingo English Test Results?" which provides a comprehensive walkthrough of the entire score submission process through your DET account dashboard.

Duolingo English Test vs IELTS / TOEFL

Which is easier?

This question lacks a straightforward answer because "easier" depends on your learning style, strengths, and test-taking preferences.

DET advantages for some test-takers:

· Shorter duration (60 minutes vs 2-3 hours) reduces fatigue

· Adaptive format may feel less intimidating since the difficulty matches your level

· Integrated tasks may suit students who think holistically

· Home testing eliminates test center anxiety for nervous test-takers

· Immediate recording (no time to overthink) benefits spontaneous speakers

IELTS/TOEFL advantages for others:

· Fixed format allows targeted preparation strategies

· Separate sections help students showcase strengths in specific skills

· Speaking section with a human examiner (IELTS) suits conversational learners

· More abundant preparation materials and strategies available

· Clear task types enable focused practice

Regarding score difficulty, there's no perfect correlation. Some students score higher on DET, others on IELTS or TOEFL. The adaptive nature means the DET precisely measures your level, potentially making it harder to "game" the test through memorization alone. However, its shorter length may benefit students who struggle with sustained concentration.

For an in-depth analysis of difficulty comparisons, adaptive testing mechanics, and which test might suit your specific strengths, read "Is Duolingo English Test Harder than IELTS?" which examines scoring systems, question complexity, and student performance data across both exams.

General observations:

· Students strong in integrated skills often perform better on DET

· Students who excel in specific areas may prefer IELTS/TOEFL section-based scoring

· Fast typists have an advantage on DET since many tasks require typing

· Students who practice extensively with one test format typically score better on that test

Which is faster?

The DET is unquestionably faster in every aspect:

l Test duration:

DET: 60 minutes

TOEFL iBT: Approximately 2 hours

IELTS: 2 hours 45 minutes

l Results delivery:

DET: 48 hours (12 hours with expedited service)

TOEFL: 6 days

IELTS: Up to 13 days

l Booking flexibility:

DET: Take anytime within 21 days of purchase, no scheduling required

TOEFL: Book weeks in advance for available slots at test centers

IELTS: Limited test dates, must register weeks ahead

l Score sent:

DET: Instant and unlimited, share with any number of institutions immediately

TOEFL: 4-5 institutions included, additional reports cost extra and take days to send

IELTS: Must request physical test report forms; additional copies cost extra

For students with tight deadlines or needing quick results for multiple applications, the DET offers unmatched convenience. You can decide to take the test today, complete it within 21 days, receive results in 48 hours, and immediately share scores with all your universities—a process taking less than one month total.

Which schools accept each?

IELTS: Most widely accepted globally, especially in the UK, Australia, and New Zealand. Required for most UK visa categories. Accepted by virtually all English-speaking universities worldwide, plus thousands of employers and immigration agencies. Approximately 11,000+ institutions accept IELTS.

TOEFL: Dominant in the United States with near-universal acceptance at American universities. Also widely accepted in Canada, Japan, and parts of Europe. Approximately 11,500+ institutions accept TOEFL, with particularly strong recognition in North America and Asia.

DET: Rapidly growing acceptance, particularly strong in North America for university admissions. Over 5,500 institutions accepted the DET in 2025, including 97 of the top 100 US universities. Acceptance is strongest for admissions purposes, though some countries don't accept it for visa applications.

Practical recommendations:

Check your specific university's requirements before deciding.

For US/Canada admissions: DET offers equal recognition at most institutions.

For UK applications: Verify both university and visa requirements (IELTS is often required for visa).

For Australia/New Zealand: IELTS remains the most dominant, though DET acceptance is growing.

For multiple country applications: Consider which test provides the broadest coverage.

Many students take DET for its convenience and cost savings, then take IELTS or TOEFL only if specific programs require them. This strategic approach maximizes options while minimizing expenses.

How to prepare for the DET

Beginner Preparation Path

If you're new to the DET or starting from a foundational English level, follow this structured preparation approach to build confidence and competence systematically:

Week 1-2: Understanding the Format

Begin by familiarizing yourself with the test structure, question types, and timing constraints. Take Duolingo's free practice test to establish baseline scores and identify weak areas requiring immediate attention. Create a realistic study schedule allocating dedicated time to reading, writing, listening, and speaking daily. Consistency matters more than marathon study sessions—even 30-60 minutes of focused daily practice yields better results than sporadic intensive cramming.

Week 3-4: Build Fundamental Skills

Focus on vocabulary expansion through reading English news articles, academic texts, and literature across various topics. Practice listening with Podcasts, YouTube videos, and English media without subtitles to develop natural comprehension. Write daily journal entries or short essays to improve fluency and grammatical accuracy. Engage in speaking practice through language exchange apps or by recording yourself discussing everyday topics.

Week 5-6: Question-Type Specific Practice

Drill individual question types systematically to understand their unique requirements. Practice Read and Select to improve word recognition speed and accuracy. Work on Fill in the Blanks to strengthen grammar intuition and vocabulary application. Do Listen and Type exercises to enhance transcription accuracy and spelling. Record Read Then Speak responses to refine pronunciation clarity and speaking fluency.

Week 7-8: Full-Length Simulations

Take complete mock tests under timed conditions that replicate actual testing circumstances. Analyze performance using detailed feedback provided by practice platforms. Address identified weaknesses through targeted practice sessions focusing on problematic question types. Refine test-taking strategies and time management approaches. Build mental and physical stamina for a continuous 60-minute duration.

Final Week: Review and Refinement

Focus on maintaining skills rather than cramming new information that might cause confusion. Review common mistakes from practice tests and understand why the errors occurred. Ensure your technical setup meets all requirements—test your camera, microphone, and internet connection. Practice in your actual test environment to eliminate unfamiliarity on test day. Get adequate rest before test day to ensure peak cognitive performance.

For a comprehensive step-by-step guide with daily activities and specific practice exercises, consult "The Complete 4-Week Duolingo English Test Practice Plan (Pro Tips Inside!)" which provides detailed daily schedules, recommended resources, and milestone checkpoints to track your progress effectively.

Start your beginner preparation journey →DETPractice

Understanding Question Types: Targeted Strategies for Maximum Improvement

Understanding each question type's specific demands is crucial for targeted improvement and efficient preparation. The DET employs diverse task formats that collectively assess your English proficiency across multiple dimensions.

Adaptive Multiple-Choice Sections (Read and Select, Interactive Reading, Interactive Listening):

These assess comprehension and discrimination ability under time pressure. Success requires quick processing and systematic elimination of incorrect options. Practice focusing on keyword recognition rather than understanding every word—efficiency matters more than exhaustive comprehension. Read questions before passages when possible to guide your attention toward relevant information. Develop strategies for identifying distractors: wrong answers often contain words from the passage but misrepresent relationships or context. Train yourself to recognize these subtle distortions.

Fill-in Tasks (Fill in the Blanks, Read and Complete):

These tests test vocabulary knowledge, spelling accuracy, and contextual understanding. Improve by reading extensively across genres to internalize word patterns and common collocations. Practice predicting missing words based on sentence structure, grammatical requirements, and semantic meaning. Learn common prefixes, suffixes, and word families to decode unfamiliar terms. Pay attention to parts of speech—understanding whether a blank requires a noun, verb, adjective, or adverb narrows possibilities significantly. Context clues from surrounding sentences often reveal the intended meaning even when you don't immediately recognize the perfect word.

Transcription Tasks (Listen and Type):

These require precise listening comprehension and accurate spelling under real-time conditions. Enhance skills by transcribing English audio regularly—podcasts, TED talks, news broadcasts, songs, or video content. Focus particularly on homophones and commonly confused spellings that sound identical but differ in meaning and writing. Don't obsess over perfect accuracy; the scoring algorithm recognizes that close approximations often receive credit, especially when minor typos don't obscure intended words. Practice typing while listening simultaneously rather than relying on memory—this builds the multitasking ability that the actual test demands.

Speaking Tasks (Read Then Speak, Interactive Speaking, Speaking Sample):

These evaluate pronunciation clarity, fluency, vocabulary range, grammatical accuracy, and organizational coherence. Record yourself regularly and listen critically to identify areas needing improvement—most people are surprised by how they sound. Focus on natural pacing—neither rushed speech that sacrifices clarity nor unnaturally slow delivery that sounds robotic. Organize thoughts quickly using simple frameworks: make a clear claim, provide supporting reasons, and include specific examples or personal experiences. Practice speaking without excessive filler words like "um," "uh," or "like," which detract from perceived fluency. For the Speaking Sample tasks, develop flexibility in discussing various topics spontaneously, and practice extending your responses with relevant details rather than stopping after minimal answers.

Writing Tasks (Write About the Photo, Interactive Writing, Writing Sample):

These assess written communication quality, logical organization, grammatical control, and vocabulary sophistication. Practice writing under timed conditions regularly to build speed without sacrificing quality. Use clear paragraph structure consistently: introduction with thesis statement, body paragraphs with topic sentences, and supporting evidence and conclusion summarizing main points or offering final reflection. Vary sentence structure deliberately—mix simple, compound, and complex sentences to demonstrate syntactic range. Use transitional phrases ("However," "Furthermore," "In contrast," "As a result") to create a coherent flow between ideas. Proofread quickly in the final minute for obvious errors like subject-verb agreement, article usage, and verb tense consistency. For Writing Sample tasks specifically, ensure you directly address the prompt requirements and develop your response with sufficient depth—superficial answers receive lower scores regardless of grammatical accuracy.

Free practice & sample questions

Regular practice with realistic materials is essential for DET success. A strategic combination of official resources, specialized practice materials, and self-directed learning creates the optimal preparation environment.

Official Duolingo Resources:

The Duolingo English Test provides several valuable free resources that every test-taker should utilize:

Free practice test on Duolingo English Test with unlimited attempts, allowing you to familiarize yourself with the platform interface and question formats.

Comprehensive Test Readiness Guide featuring sample questions and detailed scoring rubrics that clarify evaluator expectations

Practice questions demonstrating each question type, helping you understand the specific requirements and challenges of each section.

Video explaining test format, timing constraints, and strategic approaches to maximize your performance.

Third-Party Preparation Platforms:

Many specialized DET preparation websites offer comprehensive study solutions. DETPractice stands out as a premier platform providing extensive question banks, full-length mock tests with AI-powered scoring, detailed performance analytics, personalized study plans, and expert feedback on speaking and writing responses. The DET Mock Exam feature available on these platforms simulates authentic testing conditions, helping you build stamina, manage time effectively, and reduce test-day anxiety.

Question-Specific Practice Materials:

To master individual question types, consult these high-quality sample collections:

"60 Duolingo Photo Description Samples with High-Scoring Answers (Pro Tips Inside)" – Essential for mastering the Describe the Image task with proven response frameworks.

"Duolingo Read, Then Speak: 105 Samples with High-Scoring Answers (Tips Inside)" – Comprehensive guide for the integrated reading and speaking section.

"DET 30 Image Description Response Examples" – Additional perspective on visual description strategies and vocabulary.

"DET 10 High-Scoring Sample Answers: 'Write About the Photo'" – Focused practice for the written image analysis component.

These resources provide concrete examples of high-scoring responses, reveal common patterns in successful answers, and offer specific techniques you can immediately apply.

Self-Directed Practice:

1. Engage with English content daily beyond formal practice sessions. Immersive language exposure accelerates improvement across all test sections:

2. Read academic articles, news publications, and literature to expand vocabulary and comprehension

3. Watch English videos, documentaries, and lectures to improve listening skills and cultural understanding

4. Listen to podcasts and audiobooks during commutes or downtime

5. Write blog posts, essays, or social media content in English to develop fluency and accuracy

6. Speak with native speakers through language exchange apps like HelloTalk or Tandem

7. Join English discussion forums or online communities related to your interests

Strategic Practice Approach:

Balance question-specific drills with full-length simulations throughout your preparation journey. Early preparation should emphasize skill-building and question familiarity—focus on understanding what each question type demands and developing response frameworks. As test day approaches, shift toward timed full-length tests under realistic conditions. This transition builds endurance, refines time management, and identifies remaining weaknesses.

Always analyze mistakes and understand why you erred—blind repetition without reflection wastes time and reinforces bad habits. After each practice session, review incorrect answers, identify patterns in your errors, and adjust your approach accordingly.

Access free practice questions and mock tests on DETPractice

Common questions (FAQ)

Is the Duolingo English Test legit?

Yes, the DET is a fully legitimate, standardized English proficiency assessment accepted by over 5,500 institutions globally. These include prestigious universities like Harvard, Yale, Stanford, MIT, and Columbia. The test undergoes rigorous validation studies, ensuring it accurately measures English proficiency comparable to established tests like IELTS and TOEFL.

Duolingo has invested heavily in test security, adaptive technology, and quality assurance. Major university admissions offices trust DET scores because validation research demonstrates a strong correlation with other accepted tests. The Educational Testing Service (ETS), creators of TOEFL, even partnered with Duolingo on research validating DET's reliability and validity.

Concerns about DET's legitimacy typically arise from its newness and online format, but these don't diminish its academic rigor. Modern AI-powered proctoring provides security comparable to in-person testing, and the adaptive format enables precise proficiency measurement.

Can you take it from home?

Absolutely—taking the DET from home is not just an option but the primary testing method. The test is designed exclusively for remote administration using your personal computer. You don't visit test centers; instead, you take the exam from any quiet, private location with a stable internet connection.

Requirements for home testing include a computer (Windows or macOS) with webcam and microphone, reliable high-speed internet connection, valid government-issued photo ID, quiet, well-lit room where you won't be disturbed, and a secondary device (smartphone or tablet) for dual-camera proctoring.

The test uses sophisticated AI proctoring technology that monitors g your behavior throughout the exam via your webcam. You'll perform a room scan before beginning, and the system tracks eye movement, environmental changes, and audio. This ensures test integrity without requiring human proctors to be present in real-time.

How long does the DET take?

The complete DET takes exactly 60 minutes from start to finish. This divides into three sections: 5 minutes for introduction, ID verification, and setup; 45 minutes for the graded adaptive test assessing all English skills; and 10 minutes for the ungraded video interview and writing sample.

Compared to competitors, the DET is remarkably efficient. IELTS requires approximately 2 hours and 45 minutes, and TOEFL iBT takes about 2 hours. The DET's adaptive technology enables faster yet equally accurate assessment by adjusting question difficulty in real-time based on your performance.

How fast are the results?

DET results are typically delivered within 48 hours of completing your test. This industry-leading turnaround time makes the DET ideal for students with approaching deadlines or those applying to multiple institutions with rolling admissions.

For even faster results, you can purchase expedited service for an additional $39, receiving scores within 12 hours. This option proves valuable when unexpected circumstances create urgent deadlines.

By comparison, TOEFL results take 6 days, and IELTS results require up to 13 days. The DET's rapid turnaround stems from automated scoring for most sections, with only speaking and writing samples requiring brief human review.

Do universities prefer IELTS or DET?

Universities don't universally prefer one test over another—acceptance depends on institutional policies, program requirements, and country-specific regulations. However, trends reveal shifting preferences.

Traditional universities often maintain IELTS/TOEFL requirements simply due to longstanding policies and familiarity. However, institutions focused on international recruitment increasingly favor DET for its accessibility and rapid results, which facilitate quicker admissions decisions.

Student preference clearly trends toward DET when universities accept it, driven by cost savings ($70 vs $170-325), convenience (home testing vs test centers), speed (48-hour vs 6-13 day results), and flexibility (on-demand vs scheduled appointments).

Forward-thinking institutions recognize that DET's lower barriers increase their applicant pool diversity by enabling students who couldn't afford or access traditional tests. For universities, DET also streamlines admissions processes through faster score delivery and digital integration.

Ultimately, choose the test that your target universities accept. If given the option, consider which test format suits your strengths and logistical situation best.

Ready to start preparing?

Success on the Duolingo English Test requires more than understanding the format—it demands consistent practice, strategic preparation, and genuine English proficiency development. The good news: with the right resources and dedication, achieving your target score is absolutely attainable.

Your preparation roadmap at DETPractice:

Here's your step-by-step roadmap to success:

1. Register for a DETPractice account – Sign up and claim your free VIP access to unlock all premium features and resources.

2. Take a full mock test – Complete a comprehensive practice exam to receive a detailed score report that identifies your current proficiency level and specific areas for improvement. This baseline assessment is crucial—understanding your starting point enables efficient study planning.

3. Use the Smart Plan feature – Based on your mock test results and target score, let the system create a personalized study plan tailored to your specific needs and timeline. This eliminates guesswork and ensures you focus on what matters most.

4. Follow your daily practice routine – Consistently complete the exercises and tasks assigned by your Smart Plan. The DET's adaptive format means you can't rely on memorized answers or test-taking tricks alone—you need to build genuine language skills through focused daily practice.

5. Take a mock test after 1-2 weeks – Assess your progress and see how much your score has improved. Once you've reached your target score, you're ready to schedule your official test! (Pro tip: DETPractice is now an official Gold Partner of the Duolingo English Test—linking DETPractice as your sponsor gives you a 10% DET discount.) If you haven't reached your goal yet, don't worry—simply repeat steps 3-5, refining your skills until you achieve your desired score.

Take the first step today:

Procrastination is the biggest barrier to test success. Start your preparation journey now rather than waiting for the "perfect" moment. Every day of practice compounds, building confidence and competence that translates directly into higher scores.

Begin with free practice questions → Duolingo English Test Practice

Take a complete mock test to assess your level → Duolingo English Test Mock Test

With focused effort and quality preparation resources, you'll develop the English proficiency needed to excel on the DET and pursue your academic dreams. Your study abroad journey begins with this single step—start preparing now.