Rating4.4 ★ / 5
Size4.57 MB
OS RequireAndroid 4.1.x - Jelly Bean
Author's NotesThis app brings BOSS’s trusted chromatic tuning technology to Android devices.


The BOSS Tuner app brings BOSS’s trusted and world-renowned chromatic tuning technology to Android mobile devices. Available as a free download, the convenient app features the familiar look and intuitive display style of the best-selling TU-3 / TU-3W pedal tuner. Using the mic in your Android device, you can tune a guitar, bass and other instruments like violin, cello, brass, etc.

- Provides hands-free chromatic tuning for a variety of instruments
- Audible reference pitch function for tuning by ear
- Supports horizontal screen to enlarge meter view
- Tuning range: A#0 (29.14 Hz)--G8 (6,271.93 Hz)
- Tuning accuracy: +/- 1 cent
- Newsfeed for the latest BOSS info

Find more BOSS tuner products at:
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BOSS Tuner APK - v1.1.0

Updated: 2017-10-20

What's new

- It corresponds to the latest OS (Android 7).
- Improved sensitivity adjustment.
- Added skin of TU-3W. You can also select existing skin (TU-3).
- Added the function to switch the status of Auto-Lock on the main screen.
- Added push notification function.
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6,137 Total
5★ 4,480
4★ 851
3★ 179
2★ 134
1 ★ 493
1.1.0 (4)2017-10-20
1.0.2 (3)2016-06-21
1.0.1 (2)2016-06-19