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Tuner

App for tuning musical instruments.
New in version 2.0.1
v2.0.0:
- Introduce simple mode
- Further UI improvements

v2.0.1:
- Fix: Configuration changes (e.g. rotation) loaded ui twice
- Fix: Switching between simple/scientific mode sometimes stopped tuner
- Use center-to-current note icon instead of scroll-up/down icon
Basic tuner app for tuning musical instruments with features like:
* Detect pitch based on autocorrelation and FFT spectrum.
* Accuracy improvement by evaluating the spectrum phase information and polynomial fitting.
* Show how pitch changes over time.
* Tuning to equal temperament.
* Settings for choosing concert pitch, FFT window size, FFT window type, overlap and more.

Packages

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 2.0.1 (13) suggested Added on 2021-11-07

    This version requires Android 6.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • record audio
      This app can record audio using the microphone at any time.

    Download APK 4.4 MiB PGP Signature | Build Log

  • Version 2.0.0 (12) - Added on 2021-10-31

    This version requires Android 6.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • record audio
      This app can record audio using the microphone at any time.

    Download APK 4.4 MiB PGP Signature | Build Log

  • Version 1.3.0 (9) - Added on 2021-09-09

    This version requires Android 6.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • record audio
      This app can record audio using the microphone at any time.

    Download APK 4 MiB PGP Signature | Build Log