Flexible online prep for the Duolingo English Test

Duolingo English Test Prep with AI

Prepare for the Duolingo English Test with fast, flexible AI practice that helps you improve speaking, pronunciation, vocabulary, and everyday test readiness.

What Is the Duolingo English Test
DET is built for a digital-first testing experience, so your prep should feel fast, flexible, and easy to revisit every day.
Practice DET Speaking, Writing, and Reading with AI
Use AI-guided review to improve spoken answers, written clarity, reading-based response quality, and overall test readiness.
Improve Fast with Short Daily Study Sessions
Short study blocks make it easier to practice consistently and build momentum without waiting for a perfect schedule.
Build Confidence for Adaptive-Style Tasks
Prepare for a test format that moves quickly by using feedback to sharpen the skills you need most.
A practical DET prep routine
Keep each session simple so you can return to practice every day.
  • Pick one DET task type and practice it with a clear goal.
  • Review AI feedback immediately so you can see what to adjust next.
  • Return for another short session instead of waiting for a full study block.

DET Prep FAQ

Latest from the blog

Study the DET cluster before your next practice session

Use the visible Duolingo English Test guide, scoring explainers, and speaking strategy posts to move from broad prep into focused daily practice.

Supporting article

The Duolingo English Test Has Changed. Are You Ready?

You've studied the vocabulary and practiced your grammar. But are you ready for the logistics of the Duolingo English Test? Learn about the new secondary camera requirement and how EnglishPrepAI mock tests can help you prepare.

Build DET momentum with shorter sessions

Keep your prep fast, focused, and easy to repeat with AI feedback that helps you decide what to study next.