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KakugoWaniKani
Free

Free and open source under GPL-3.0.

 Freemium

The first levels are free; full access requires a subscription.

Android Web
  • Covers hiragana, katakana and kanji
  • Adapts review to the learner's pace
  • Structured path through 2,000 kanji and 6,000 words
  • Mnemonics for radicals, kanji and vocabulary
  • Focused on memorisation, not grammar or speaking
  • Android only
  • Fixed lesson order that cannot be rearranged
  • Covers kanji and vocabulary only, not grammar
Downloadable app Web application
Open source Closed source
License: GPL-3.0 License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.