DET Practice is an online platform designed to help users prepare for the Duolingo English Test. It offers a comprehensive question bank with over 18,000 practice questions, regularly updated to reflect the latest exam patterns. Users can access full-length mock tests that closely simulate the actual exam experience, providing detailed analysis and instant results to identify areas for improvement. The platform also features AI-powered correction services for writing and speaking sections, delivering accurate scores and personalized feedback to enhance language skills. Additionally, DET Practice provides courses developed by ESL experts, focusing on mastering the speaking and writing components of the test.