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Tuner

App for tuning musical instruments.
New in version 6.2.0
v6.2.0:
- Indian notation systems

v6.1.0:
- Custom instrument with no strings becomes chromatic with just pitch history

v6.0.0:
- Improved note detection by better evaluation of higher harmonics.
- A lot of internal refactoring.
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.

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.

Download F-Droid
  • Version 6.2.0 (28) suggested Added on 2023-05-28

    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 while the app is in use.
    • de.moekadu.tuner.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 4.8 MiB PGP Signature | Build Log

  • Version 6.1.0 (27) - Added on 2023-05-18

    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 while the app is in use.
    • de.moekadu.tuner.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 4.8 MiB PGP Signature | Build Log

  • Version 6.0.0 (26) - Added on 2023-03-01

    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 while the app is in use.
    • de.moekadu.tuner.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 4.7 MiB PGP Signature | Build Log