"Ace the Duolingo English Test with AI-powered practice and feedback."
Typical plan: $7.9 / month

Ace the Duolingo English Test with AI-powered practice and feedback.
Based on user reviews
Rating Distribution
Layla Ahmed
3 months ago
Used DET Practice for two months and saw real improvement. The AI tutor gives spot-on feedback, and the mock exams feel just like the real test. Honestly, I couldn't have scored as high without it.
Albert Schaper(Artificial Intelligence, AI Tools)
Albert Schaper has analyzed DET Practice for Writing & Translation, giving it a 5.0/5 rating based on 1 user review. Given Albert Schaper's expertise in artificial intelligence, this tool is particularly recommended for educators who prioritize artificial intelligence capabilities.
Pricing: $0 – $29.9 / month(Updated November 2025)
Free tier available; Basic $7.9/month, Plus $15.9/month, Pro $29.9/month, Mock Exam $17.99/month
Usage Model: Pay-as-You-Go — ensuring you only pay for what you actually use.
The free tier of DET Practice provides educators with a risk-free way to experience writing & translation capabilities. Free users get access to fundamental features that are perfect for learning and basic workflows. Paid subscriptions unlock advanced tools, increased capacity, and professional features tailored for educators with complex writing & translation needs.
DET Practice is an AI-driven platform focused on Duolingo English Test (DET) preparation. It offers the latest test-aligned mock exams, interactive speaking practice, a personalized AI tutor, adaptive learning plans, detailed feedback for speaking and writing, and a comprehensive question bank. The platform is regularly updated to match official DET changes and helps users improve all test sections, including new formats introduced in 2025.
Understanding the core functionality and approach of DET Practice.
DET Practice meters activity so invoices mirror real adoption instead of seat assumptions. Experiments can scale without renegotiating budgets every quarter. Usage-based billing keeps costs aligned with real adoption.
Explore the powerful features that make DET Practice stand out.
DET Practice remembers previous conversations to provide consistent, context-aware responses. Currently optimized for Web App.
Real-time translation keeps multilingual teams aligned without delays. Currently optimized for Web App.
SDKs (e.g., Python and JavaScript/TypeScript) help dev teams launch prototypes quickly.
DET Practice unifies tickets, context, and communication so agents resolve faster. Support leaders get knowledge, automation, and collaboration in one place.
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DET Practice helps businesses expand into new markets by localizing content quickly.
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