DET Practice vs Twee: Which is Better in 2026?

• DET Question Bank
• Full-Length Mock Tests
• AI Scoring for Read Aloud
• Writing AI Correction
• Speaking AI Correction
• +4 more

• CEFR-aligned content generation
• Flexible sharing and export
• AI response assessment
• Workflow and student management
• Create a Text with Your Vocabulary
• +13 more

DET Practice is a Duolingo English Test (DET) preparation platform and official Platinum Partner offering 18,000+ practice questions, full-length adaptive mock tests, AI scoring, and AI writing/speaking correction. It's built for students and ESL learners preparing to take the DET who want realistic exam simulation and detailed, section-by-section feedback. Its main differentiator is combining the largest DET-focused question bank with AI-scored mock tests and exclusive perks like free 24-hour DET scoring and a 10% test-fee discount.

Twee is an AI-powered platform for language teachers that generates lesson materials such as texts, dialogues, fill-in-the-gap and matching exercises, open and closed questions, discussion topics, vocabulary lists, facts, and quotes from a topic, link, or word list, all aligned to CEFR levels A1-C2. It offers over 40 tools covering reading, writing, listening, speaking, vocabulary, and grammar, lets teachers export to PDF/Word or share interactively, and uses AI to automatically assess student responses. It also includes workflow tools for lesson planning, tracking progress, and managing students and classes.