A-Tuner is a chromatic tuner corresponding to any instruments and boasting the highest level of accuracy among many similar applications.

Precise tuning in increments of 0.1 cents is possible with the strobe tuner like display.
It also has high precision pitch pipe (tuning fork) function which is convenient for training with tuning with ears.

We are planning to improve performance and expand functions in the future. Enjoy!

In addition to the features of the free edition (A-Tuner Lite), the following features are included.
・Transposition
・Note name notations (English, German, Dutch, French, Italian)
・Pitch selection mode (automatic / manual)
・Simple metronome
・Classical temperaments
　- Pythagorean temperament
　- 1/4 comma meantone
　- Pure intonation (major / minor)
　- Werckmeister III / IV / Ⅴ
　- Young Ⅰ / Ⅱ
　- Kirnberger I / II / III
　- Vallotti
　- Kellner

// Option A // 5e7015

To A-Tuner mod from happymod.completedownload.net.
You need enable the option "Unknown Sources".
1. Click on the above link to A-Tuner mod APK.
2. Save the file in your device s folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B // 5s5x38

To A-Tuner from HappyMod APP, you can follow this:
1. Open your browser and the HappyMod APK file from happymod.completedownload.net - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android s and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search A-Tuner in HappyMod App.