Independent app studio
Small apps that do one thing well.
We make focused apps for iPhone and iPad. Our latest is Sumi, for learning Japanese kanji.
See our appsApps
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Sumi
Learn Japanese kanji
Hiragana, katakana and all 2,136 Jōyō kanji from JLPT N5 to N1, with stroke order, flashcards and audio. In English, Chinese, Korean, Vietnamese and German.
- Writing practice for all 2,136 kanji and 162 kana, with every stroke checked
- Example sentences with Japanese audio
- Spaced reviews, quizzes, daily goals and widgets
- Works offline, with progress synced through iCloud
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Next app
In the works. New apps will appear here.
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Next app
In the works. New apps will appear here.
About
Ohm Software is an independent studio that publishes apps for iPhone and iPad on the App Store. Each app has its own website with support and privacy information.
Contact
Questions about Sumi? Email sumi@ohm.software or visit Sumi support.