Tuisku is a simple and lightweight notes app that encrypts your notes with the ChaCha20 algorithm stored internally, you can share these notes unencrypted (if you wanted to) using the share button ontop of the note editor.
You can also disable screenshoting in Settings and view your encryption key there.
| Package Name | com.omaawr.tuisku |
| Requirements | Android 9 (Pie API 28) |
| Author | Omar |
| APK Size | 6.1 MB |
| Categories | Productivity and Business, |
| Source Code | https://github.com/omaawr/tuisku |
September 12, 2026
September 9, 2026
September 6, 2026
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