duiduidui!
Chinese dictionary + AI tutor
About
This app offers a comprehensive Chinese dictionary with audio and example sentences, plus an AI tutor for grammar and conversation practice. Features include a personal phrasebook, camera translation, and adaptive flashcards to track learning progress. It's designed to adapt to your learning style and grow with you from beginner to fluency.
What's New in duiduidui!
1.1.0
August 19, 2026
What's New in 1.1.0 • Dictionary download now recovers from connection hiccups, shows progress, and says clearly when you're offline • Starred words and review progress sync reliably, including after a reinstall or device switch • Profile photos upload and appear for your study partners • Fixed a crash when signing out and back in • Fixed phone-number sign-in occasionally rejecting a valid number • New setting: turn off content warnings on dictionary entries • Flip-card controls now always respond • Search and dictionary layout refinements • Framework updates for performance
MoreSubscription plans
Monthly
Subscribe to keep using duiduidui! after your trial.
FAQ
What is the learning methodology used by duiduidui!?
duiduidui! employs an adaptive learning system that tracks your strengths and weaknesses. It balances new vocabulary with reviews, ensuring you stay in an optimal learning zone. The AI tutor provides personalized explanations and corrections.
How does duiduidui! track user progress?
The app monitors your vocabulary acquisition, learning streaks, and overall skill level. This data is used to tailor the adaptive flashcards and review sessions, providing a clear view of your advancement.
Does duiduidui! offer certifications?
The provided information does not mention any certifications offered by duiduidui!. The focus is on vocabulary building, grammar, and conversational practice to achieve fluency.
What are the subscription options for duiduidui!?
After a 7-day free trial, duiduidui! offers Monthly subscriptions for $12.99 and Annual subscriptions for $89.99. Payments are charged to your Apple ID.
How can I cancel my duiduidui! subscription?
You can manage or cancel your subscription at any time through your Apple ID settings. Cancellations must be made at least 24 hours before the end of the current subscription period.
Is duiduidui! available on Android devices?
Based on the provided data, duiduidui! is currently supported on iPhones. Information regarding Android compatibility is not available.
How often is duiduidui! updated?
The latest version of duiduidui! is 1.0.0, and it was last updated on 2026-07-10. This indicates a recent update, suggesting the app is actively maintained.
What is the age rating for duiduidui!?
duiduidui! has an age rating of 12+. This suggests it is suitable for users aged 12 and older.
