Hidden Dragon

Launch Special: Pro at $12.99/month - early adopters keep this price forever โ†’

Hidden Dragon

Built for Mandarin learners, with additional support for other languages. All AI features adapt to your level from Baby Dragon ๐Ÿฃ (absolute beginner) to Master Dragon ๐Ÿ‰ (native-level). Learn vocabulary in context with sample sentences - never in isolation.

14 Free Features (including games!) + 7 Pro AI Features = Complete Language Learning Platform

See how we compare to Duolingo, Pleco, Skritter, Anki, HelloChinese, and SuperTest โ†’

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Pro

Chat with Your Dragon

Practice real conversations with a friendly, topic-aware AI tutor. Every conversation is contextual. Optional video chat mode with AI avatar and camera for immersive practice.

Chat with Your Dragon screenshot
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Proไธญๆ–‡

Tell me a Story

Generate topic-specific illustrated stories at your level with HSK vocabulary builder. Comprehensible input that builds vocabulary through natural narrative context and illustrations.

Tell me a Story screenshot
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Pro

Homework Checker

Get context-aware feedback on your writing. AI understands the topic and purpose of your text.

Homework Checker screenshot
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Pro

AI Enhancements

AI automatically generates translations, pronunciation (IPA, pinyin, romanization), and sample sentences for your flashcards. Learn words in context, never in isolation.

AI Enhancements screenshot
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Pro

Topic Vocabulary Generation

Generate complete vocabulary sets on ANY topic with contextual sample sentences

Topic Vocabulary Generation screenshot
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FreePro
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Vocabulary Analysis

Automatic breakdown of every word in your sample sentences with meanings, examples, HSK levels, and bopomofo (FREE for Chinese!).

Vocabulary Analysis screenshot
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FreePro
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Grammar Analysis

Deep-dive grammar explanations for any sentence you're learning (FREE for Chinese!).

Grammar Analysis screenshot
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Freeไธญๆ–‡

Free Textbook Library (9,000+ Cards)

Download pre-made textbook courses covering beginner to advanced levels. Completely free.

Free Textbook Library (9,000+ Cards) screenshot
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Free

Unlimited Flashcard Creation & Organization

Create unlimited custom flashcards organized into Books and Chapters - perfect for following your own curriculum!

Unlimited Flashcard Creation & Organization screenshot
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Freeไธญๆ–‡

Pronunciation Trainer with Visual Feedback

Listen to native pronunciation, compare with visual waveforms, and get detailed feedback. Recording & analysis available on Chrome/Edge desktop and iOS Safari.

Pronunciation Trainer with Visual Feedback screenshot
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Free

Spaced Repetition System (SRS)

Scientific algorithm that optimizes when you review cards for maximum retention

Spaced Repetition System (SRS) screenshot
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Free

Multi-language support

Built for Mandarin learners, with additional support for other languages.

Multi-language support screenshot
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๐ŸŽฎ
Free

Interactive Learning Games

Reinforce vocabulary through play with Memory Match, Word Matching, Dragon Chain, and Tone Trainer. All games use native voice pronunciation.

Interactive Learning Games screenshot
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Freeไธญๆ–‡

Chinese Character Writing Practice

Interactive stroke-by-stroke writing practice with real-time feedback (Chinese only).

Chinese Character Writing Practice screenshot
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Free

Cloud Sync & Multi-Device Support

Your flashcards, progress, and settings sync seamlessly across all your devices

Cloud Sync & Multi-Device Support screenshot
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Free

Match Game

Connect words with their translations under time pressure for fast-paced active recall.

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Freeไธญๆ–‡

Tone Trainer

Master the 4 tones with listen-and-identify challenges using native audio.

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Freeไธญๆ–‡

Dragon Chain (ๆŽฅ้พ™)

Build word chains where each word starts with the last character of the previous one.

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Free

Crossword Puzzle

Solve crossword puzzles with your vocabulary.

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Free vs Pro Comparison

Manual Flashcards
Free
Unlimited
Pro ($12.99/mo)
Unlimited
Spaced Repetition (SRS)
Free
Definitions
Pro ($12.99/mo)
Definitions + Writing
Advanced Pronunciation Trainer
Free
โœ“
Pro ($12.99/mo)
โœ“
Sentence Mining
Free
Tatoeba corpus
Pro ($12.99/mo)
AI generated sentences
Games
Free
โœ“
Pro ($12.99/mo)
โœ“
Multi-language support
Free
โœ“
Pro ($12.99/mo)
โœ“
AI Flashcard Generation
Free
โœ—
Pro ($12.99/mo)
200 daily
Topic Vocabulary
Free
โœ—
Pro ($12.99/mo)
200 daily
AI Conversations
Free
โœ—
Pro ($12.99/mo)
Unlimited*
Dragon Stories (4,000+ Illustrated Stories with Karaoke)
Free
5
Pro ($12.99/mo)
Unlimited access + 15 new/day
Homework Checker
Free
โœ—
Pro ($12.99/mo)
15 daily
Grammar Analysis
Free
โœ—
Pro ($12.99/mo)
โœ“
Bulk Translation
Free
โœ—
Pro ($12.99/mo)
Up to 200/day
Top-tier AI models
Free
โœ—
Pro ($12.99/mo)
โœ“
Comprehension Tests
Free
โœ—
Pro ($12.99/mo)
โœ“
Difficulty Levels (๐Ÿฃ โ†’ ๐Ÿ‰)
Free
Textbooks Only
Pro ($12.99/mo)
โœ“ All AI Features

Why Choose Hidden Dragon?

Most Comprehensive

13 powerful features in one app: 5 free core features (including games!) + 8 AI-powered learning tools. Everything you need to achieve fluency.

Exceptional Value

$12.99/month for premium AI features that adapt to your level. Daily limits designed for optimal learning: 50 conversations, 15 stories, 50 homework checks, 200 AI-enhanced cards. 7-day money-back guarantee.

Ready to Start Learning?

Try Pro risk-free with our 7-day money-back guarantee. Cancel anytime.