Succeed on Your Duolingo EnglishTest with a DET Gold Partner

The Best Prep Platform for Duolingo English Test

Trusted by Students from Top Universities Worldwide

Real Students, Real High DET Scores

See how DET Practice is making a difference.

Supercharged Prep for the Duolingo English Test

Powerful tools designed for your Duolingo English Test success.

Al-Powered 1:1 Mock Tests

Practice in the real exam format and know exactly where youstand-so you walk into test day with confidence.

Instant Feedback

Fix mistakes instantly and improve your speaking and writing faster — no waiting, no guessing.

Largest Question Bank

18,000+ practice questions ensure you’ll never run out of material — master every section with complete coverage.

Ready to Reach Your Dream DET Score?

Start practicing today and move one step closer to your DET success.

Frequently Asked Questions

Get answers to common questions about DET Practice

What is DET Practice and how does it help me prepare for the Duolingo English Test?

DET Practice is the official DET Gold-tier Partner platform for Duolingo English Test preparation. We offer AI-powered mock tests, instant scoring, expert-designed courses, and the largest question bank with 18,000+ questions to help you achieve your target score.

How accurate is your AI scoring system compared to the real DET?

Our AI scoring system is highly accurate and closely mirrors the official DET scoring algorithm. As an official DET Partner, we have access to the latest scoring criteria and continuously update our system to ensure the most precise score predictions.

What makes DET Practice different from other test prep platforms?

We are the official Duolingo English Test Partner for DET preparation, offering the most authentic test experience. Our platform features instant AI feedback, the largest question bank, and has helped 400,000+ students achieve their target scores.

How long does it take to see improvement in my DET scores?

Most students see significant improvement within 2-4 weeks of consistent practice. Our AI-powered feedback helps you identify and address weaknesses quickly, leading to faster score improvements compared to traditional study methods.

Can I access DET Practice on mobile devices?

Yes! DET Practice is fully optimized for mobile devices, tablets, and desktops. You can practice anytime, anywhere with our responsive web platform that works seamlessly across all devices.

What is included in the free account?

Your free account includes access to 300 sample questions, basic score analysis, and limited feedback. Upgrade to premium for unlimited access to our question bank, plus Duolingo practice tests, detailed analytics, and comprehensive AI corrections. For a limited time, we’re offering a 3‑day VIP experience with unlimited access. Register an account to learn more.

Do you offer any score improvement guarantees?

While we cannot guarantee specific score improvements due to individual learning differences, our track record shows that 95% of students who complete our full course achieve their target scores.