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Tuisku

A simple and lightweight encrypted notes app
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.
  • app screenshot
  • app screenshot
  • app screenshot
  • app screenshot
  • app screenshot

Versions

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

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  • Version 1.3.2 (24) suggested Added on Sep 15, 2026

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 9.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • com.omaawr.tuisku.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 6 MiB PGP Signature | Build Log

    • New in version 1.3.1
    - feat: add biometric support (this means that you can use the fingerprint sensor to authenticate)
    - feat: remove legacy square icons
    - feat: use explicit backing fields
  • Version 1.3.1 (23) - Added on Sep 12, 2026

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 9.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • com.omaawr.tuisku.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 6 MiB PGP Signature | Build Log

  • Version 1.3.0-1 (22) - Added on Sep 09, 2026

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 9.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • com.omaawr.tuisku.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 5.6 MiB PGP Signature | Build Log

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