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Fast practice games
Build recall with Kana Trio, Kanji Memory, Reading Battle, Word Finder, Whack-a-Kanji, Particle Picker, and Kanji Climb.
✨ iOS Japanese learning app
Drill Japanese, game by game.
Kanjiru turns kanji, kana, vocabulary, grammar, and reading practice into quick game-like sessions for learners moving through JLPT N5 to N1.
The App Store release is coming later. For now, join the TestFlight build when invites are available.
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Daily games
Short rounds. Clear feedback. Better recall.
JLPT paths
Practice by N5, N4, N3, N2, and N1.
Everything you need for active Japanese practice.
Kanjiru combines playful drills with practical study tools, so you do more than save vocabulary lists — you actually use them.
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Kanji that sticks
Search, review, draw, and group kanji by JLPT level so every study session has a clear target.
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Reading & grammar
Practice with reading content, grammar-focused lessons, vocabulary, and sentence patterns for real comprehension.
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Handwriting support
Draw characters and use recognition-oriented flows to connect shape, meaning, and reading.
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Progress feedback
Track study activity, results, and improvement across games and learning sessions.
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JLPT roadmap
Move from N5 basics to N1 advanced material with level-based practice and structured lessons.
A native iOS study space.
Designed with a clean SwiftUI feel, soft gradients, readable cards, and quick entry points for games, reading, search, and stats.
Practice games
Pick a short drill, then get instant feedback.
The Games tab gathers fast review modes like kanji memory, reading battles, kana practice, word finding, and particle drills. Each round keeps the task focused so you can practice during small breaks.
Reading and grammar
Read in context and open grammar support when you need it.
Reading screens combine Japanese text with learner-friendly actions for audio, furigana, vocabulary, and grammar. Grammar explanations show the meaning, formation, example sentences, and the original reading passage together.
Kanji search and details
Search, inspect, and learn kanji from shape to meaning.
The kanji library is built for exploration: search by character, reading, word, or meaning, then open a detail view with stroke order, meanings, readings, and vocabulary that uses the character.
Sentence breakdowns
Turn real sentences into vocabulary and kanji study.
Sentence breakdowns separate kanji and words so you can see exactly what appears in a sentence. Word detail pages connect meanings, kanji components, and example sentences for stronger recall.
Grammar lessons organized by JLPT level.
The website includes a publish-ready Astro blog for grammar notes and lesson posts, categorized from N5 foundations to N1 nuance.
Frequently asked questions
Quick answers about Kanjiru, JLPT coverage, pricing, and how the app fits into your Japanese study routine.
Is Kanjiru free to use?
Yes. Kanjiru is currently free during the TestFlight beta on iOS. After the App Store launch, the core practice games and grammar lessons will stay free, with optional premium features for advanced learners.
Is Kanjiru available on Android?
Not yet. Kanjiru is an iOS app for iPhone and iPad. The current public beta is distributed through Apple TestFlight. An Android version is not planned for the initial release.
Which JLPT levels does Kanjiru cover?
Kanjiru covers JLPT N5, N4, N3, N2, and N1. Practice games, kanji search, reading, and grammar lessons are organized by JLPT level so you can move from N5 foundations to N1 nuance with a clear study path.
How is Kanjiru different from WaniKani, Anki, or Bunpro?
Kanjiru combines short practice games (kanji, kana, reading, particles, vocabulary) with JLPT-organized grammar lessons and a searchable kanji library in one iOS app. Compared with single-purpose flashcard tools, Kanjiru is built for active recall through quick rounds, not long deck reviews.
Do I need to know hiragana before using Kanjiru?
No. Kanjiru includes kana practice games like Kana Trio for absolute beginners, then progresses into kanji, vocabulary, grammar, and reading practice as you level up.
How do I install Kanjiru while it is in beta?
Install Apple TestFlight from the App Store, then open the Kanjiru TestFlight invitation link to join the beta. App Store availability is coming after the public launch.
Ready to feel your Japanese improve?
Install Apple TestFlight first, then use the Kanjiru invitation link when the beta opens.