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NihonoariJapaChar
Free

Free and open source under the GPL-3.0 licence, with no ads or in-app purchases.

 Free

Free and open source under AGPL-3.0-only.

Android Linux
  • Focused only on Hiragana and Katakana practice
  • No adverts or in-app purchases
  • Gradually introduces Japanese characters
  • Tracks familiarity to prioritize character review
  • Covers kana only, not kanji or vocabulary
  • No GitHub releases; installed through F-Droid
  • The developer says the app is most useful to learners who know a language based on Latin script
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0 License: AGPL-3.0-only
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 October 8, 2026

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