BOSS Tuner App

Chromatic Tuner App

BOSS Tuner App
Google Play App Store

An authentic BOSS tuner for your smartphone or tablet

The BOSS Tuner app brings BOSS’s leading tuning technology to your favorite iOS and 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 and TU-3W pedal tuner. Using the mic in your device, you can tune a guitar, bass, and other instruments like violin, cello, brass, etc. You can also use it to check pitch accuracy as you practice singing. In addition to chromatic tuning, the app can sound reference pitches for tuning by ear. And with the included newsfeed, you’ll always stay up to date with the latest info on BOSS products.

The BOSS Tuner app is available on the App Store and Google Play.

Supported Devices
Requires iOS 8.0 or later.
Compatible with iPhone, iPad and iPod touch.
Recommends Android 4.1 or later.
Download on the AppStore
Get It on Google Play
Privacy Policy for smart device application BOSS Tuner
The software application BOSS tuner ("Application") uses the built-in microphone of the installed device to detect and display pitch.

Any information collected through the microphone is used only for the pitch display in the Application, and is never recorded, sent outside the device, or used for collecting personal identifiable information.

You can set the device to deny the access to the built-in microphone from the Application.In that case, the Application cannot detect and display pitch.If you wish to use the Application, allow the access to the microphone.

This Privacy Policy is subject to change in accordance with the Application update.By using the Application, you are consenting to the Privacy Policy as set forth now and as amended by us.

For the Privacy Policy of Roland Corporation, please see here.



If you have questions about operating your BOSS product, please check our Knowledge Base for answers to the most common questions.
You can also contact our Product Support department by phone or email.
In addition, we have a library of Owner’s Manuals and Support Documents that you can download and reference.