DETPractice

DETPractice is the #1 Duolingo English Test preparation platform and official Gold Partner. Master the DET with the largest question bank (18,000+ practice questions), realistic full-length mock exams with AI scoring, instant writing & speaking corrections, expert-led courses, and personalized AI tutoring. Trusted by 400,000+ students worldwide with an exceptional 4.8/5 rating. Get 24-hour free DET scoring and 10% test discount exclusively for members.