Lance Graney

Learn how the Duolingo English Test (DET) scoring system works, from AI-driven assessment to human review. Discover score ranges, question types, and tips to maximize your results.

Learn how the CEFR levels (A1–C2) help structure your vocabulary preparation for the Duolingo English Test. Boost your score by targeting level-appropriate vocabulary

Wondering which English proficiency test is best for you? This side-by-side guide compares DET, IELTS, TOEFL, and PTE. See why DET might be your top choice!

Test center conditions can impact your performance. Learn why the Duolingo English Test (DET) is a more consistent and fair option.

Learn how the Duolingo English Test (DET) eliminates cheating with AI and dual-camera tech, offering more secure results than traditional test centers.

Discover how the DET's new two-camera setup improves remote test security and protects honest test takers.

Learn how to use an official Duolingo English Test coupon from DET Study — get 24-hour results, save $7, and prepare smarter with expert tools.

Can you take the Duolingo English Test for free? Learn who qualifies for a free retake, appeal rules, and how DET credits really work.

Feeling nervous about the Duolingo English Test? Save 10% and get 24-hour results with DET Study. Calm, clear support every step of the way.

Perfect your photo descriptions on the Duolingo English Test with essential phrases that add structure and depth, boosting both writing and speaking scores.