duiduidui! vs Pocket Hanzi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
duiduidui!
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.
- Comprehensive Mandarin dictionary
- AI tutor for grammar and conversation
- Personal phrasebook
- Camera-based translation
- Adaptive flashcards
- Offline functionality
- Progress tracking
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duiduidui! is the Chinese learning app that actually keeps up with you. At its heart is a comprehensive Mandarin dictionary — over 200,000 words and phrases, with pinyin, natural-speech audio, and example sentences for every entry. It goes well beyond the textbook, covering modern vocabulary, colloquial speech, and the slang people actually use online and in everyday conversation. Look anything up, tap to hear it — and it all works offline, so your dictionary is with you on the subway, on a plane, or anywhere the signal drops. But duiduidui! is more than a dictionary: • Your own phrasebook — Star any word or phrase to build a personal phrasebook of favorites, always a tap away and ready to review whenever you want. • AI tutor — Chat in Chinese or English with a patient tutor that explains grammar, corrects you gently, and answers "but why?" as many times as you need. • Snap to translate — Point your camera at a sign, a menu, or handwriting and get an instant translation. • Adaptive flashcards — The review system tracks what you actually know and steers you toward the cards you're ready to learn next — never too easy, never overwhelming. • Real progress — Watch your vocabulary, streaks, and skill level grow, session by session. How it works duiduidui! learns your strengths and gaps as you study, then balances new words against review so you stay in the sweet spot for learning. The more you use it, the better it fits you. Start with a 7-day full-access trial — the entire dictionary, the AI tutor, and adaptive flashcards, free for a week. No commitment up front. Whether you're learning your first character or polishing toward fluency, duiduidui! grows with you. 对对对 — "right, right, right." — Subscription details: • After the free trial, duiduidui! offers Monthly ($12.99) and Annual ($89.99) subscriptions. • Payment is charged to your Apple ID at confirmation of purchase. • Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. • Manage or cancel anytime in your Apple ID settings. • Terms of Use: https://duiduidui.app/en/terms-of-service/ • Privacy Policy: https://duiduidui.app/en/privacy-policy/
Pocket Hanzi
Learn Chinese characters effortlessly by glancing at your phone's lock screen. This app delivers new vocabulary with pronunciation, meaning, and examples, adapting to your level and interests. It features a smart review system and progress tracking to help you build comprehension.
- Learn from lock screen
- Personalized vocabulary selection
- Spaced repetition review system
- Native audio pronunciation
- Example sentences in context
- Progress tracking and motivation
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Pocket Hanzi turns the moments you already spend on your phone into real Chinese progress. Every time you check your lock screen, a new character is waiting — with pinyin, meaning, an example sentence, and native audio. Learn a few words a day, without ever sitting down to "study." WHY POCKET HANZI • Learn from your lock screen — A fresh character appears each time you glance at your phone. No cramming, no pressure — just steady, effortless exposure. • Words chosen for you — Tell us your level and interests, and we surface modern, everyday vocabulary that fits your life — not random textbook lists. • Remember what you learn — A simple, proven review system (Learn it · Familiar · Mastered) brings each word back right when you're about to forget it. • Hear every word — Clear native pronunciation for every character and example sentence. • See it in context — Real example sentences show how each word is actually used. • Stay motivated — Streaks, milestones, and a clean progress overview keep you going day to day. • Daily sentences — A short reading sentence each day to build real comprehension. HOW IT WORKS 1. Pick your level and the topics you care about. 2. Add the Pocket Hanzi widget to your lock screen. 3. Glance, learn, and tap to review — a few minutes a day is all it takes. WHO IT'S FOR Whether you're starting from zero, prepping for HSK, or reviving Chinese you once studied, Pocket Hanzi meets you where you are — from beginner essentials all the way through advanced vocabulary. Start learning Chinese one character at a time, right from your lock screen. — Pocket Hanzi is a subscription with a free trial. Payment is charged to your Apple ID, and it renews automatically unless canceled at least 24 hours before the end of the period. Manage or cancel anytime in your App Store settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://skitter-part-49d.notion.site/Privacy-Policy-for-Pocket-Hanzi-399d8ac71412807792a2f984eb7f21c9
Screenshots
Verdict
The clearest difference is rating: duiduidui! at 5.0 against Pocket Hanzi's 4.4. duiduidui! also leads on ads (none vs shown). Pocket Hanzi's advantage is update cadence (every 4 days vs every 6 weeks). On price, ratings volume, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. duiduidui! sells 2 in-app purchases, starting at $12.99 per month and Pocket Hanzi sells 2 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.
duiduidui! holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 3 and 7 respectively.
duiduidui! ships an update every 6 weeks, Pocket Hanzi every 4 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.
| Parameter | duiduidui! | Pocket Hanzi |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 4.4 (7 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 3 | 7 — better |
| Update frequency | Every 6 weeks | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 111 MB | 49 MB |
| Age rating | 12+ | 4+ |
| Developer | Red Thread Labs LLC | Eric Jiang |
Customer experience
duiduidui!
Pocket Hanzi
In-app purchases
duiduidui!
- Monthly$12.991 Month
- Annual$89.991 Year
Pocket Hanzi
- Pocket Hanzi Monthly7 Days trial$1.491 Month
- Pocket Hanzi 6 Months7 Days trial$5.996 Months








