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About Nihondex: Learn Japanese

Master Japanese from zero to fluent, at your own pace. Nihondex is a structured Japanese learning app that takes you from absolute beginner to advanced level. No fluff, no endless loops just steady, measurable progress built around proven spaced repetition science. WHAT YOU'LL LEARN • 7,500+ vocabulary words organized by JLPT level (N5 to N1) • 800+ grammar patterns with interactive exercises and real examples • 4,000+ kanji characters with stroke order and readings • All 92 hiragana and katakana characters through fun, interactive games • Japanese conjugation: plain, polite, negative, past, te-form and more • Reading comprehension with graded stories from N5 to N1 HOW IT WORKS Every day you learn a batch of new vocabulary and grammar points. Nihondex's spaced repetition system (SRS) then schedules your reviews at the perfect moment right before you forget. This daily loop is how real progress is built. KEY FEATURES • Smart SRS reviews that adapt to your learning pace • Kana games combining memory, writing, and speed drills • Conjugation practice with all major verb forms • Reading practice with tap-to-look-up vocabulary • Island Builder earn coins and decorations as you progress, build and customize your own Japanese island • Detailed progress tracking and statistics • Daily goals to keep your streak alive • Leaderboards and social features to learn with friends Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Ratings & reviews

4.8

25 ratings

5 ★ 96% 4 ★ 0% 3 ★ 0% 2 ★ 0% 1 ★ 4%

What’s new

Version 7 · Updated September 18, 2026

Weekly updates and sneak peaks available on the discord server ! What's New - Custom Themes design your own color palette and share it with the community - All 70,000+ audio clips upgraded to high-quality voices - 16,000 new example sentences added (2 per vocabulary word) - Split leaderboards separate rankings for kana practice and full reviews - Island map editor refactor see item shadows while placing objects - Mobile dashboard now shows your social feed -New flashcard and kana question types -Streak saver, plus new streak animations -Search for words directly inside the Story Builder game -Adjustable font size in settings -Reset progress for a single JLPT level without losing everything else Improvements - Faster-loading roadmap - Redesigned progress bar and kana progress pages - Better vocabulary detail explanations - Harder, more realistic listening practice answers - More "Ask AI" buttons throughout the app - Option to hide English translations and show example sentences instead Fixes - Corrected streak milestone display inconsistencies - Fixed review sessions overshooting the progress bar - Resolved incorrect furigana and translation glitches in grammar lessons - Fixed mobile issues (mnemonic editor, next button overflow) - Sentence-linking fix for shared-kanji words

App privacy

The developer, Thomas Mauran, reported these privacy practices to Apple.

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

  • Financial Info: Payment Info
  • Contact Info: Email Address
  • Identifiers: User ID

Used for: App Functionality

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Usage Data: Product Interaction

Used for: Analytics

Alternatives to Nihondex: Learn Japanese

Looking for apps like Nihondex: Learn Japanese? Here are 6 similar apps on the App Store. The highest rated is MochiKaiwa - Speak Japanese (4.7/5), and all 6 are free to download.

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Learn Japanese: Easy Learning 4.7 / 5 (70) Free Oct 16, 2026 Compare

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