BOSS Tuner

This app brings BOSS’s trusted chromatic tuning technology to Android devices.

Roland Corporation · jp.co.roland.bosstuner

5.0 out of 5 (1 rating) 1M+ downloads v1.2.1 9 MB Android 6.0+ PEGI 3 · Everyone

Download APK 9 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.2.1 (11)
Updated: Jan 18, 2026 (9 months ago)
APK size: 9 MB
Requires: Android 6.0+ (API 23)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category: Music & Audio (app)
Listed since: Apr 28, 2023 (at least)
Permissions: 10 (1 sensitive)
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

BOSS Tuner is an app by Roland Corporation in the Music & Audio category, listed since at least April 2023. It includes native code for x86 32-bit, x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

Since version 1.2.0, the APK grew from 7.8 MB to 9 MB. It asks for 10 permissions, 1 of them sensitive: record audio. It asks for the same permissions as version 1.2.0. The app can read the advertising ID that ad and analytics services use.

What's new in v1.2.1

Support for the latest Android version. Fix minor bugs.

Description

From the listing uploaded by “appupdater”.

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. Features - 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: http://www.boss.info/categories/tuners_metronomes/

Version history

2 versions are listed, going back to v1.2.0.

v1.2.1 LATEST Jan 18, 2026 9 MB TRUSTED v1.2.0 Nov 22, 2025 7.8 MB TRUSTED

All 2 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Jan 18, 2026.
Certificate issued to “Roland Corporation” This is the certificate of the Google Play version.
Same certificate as the other version checked

Store checks and file details

Developer signature verified Jan 18, 2026
Validated against Google Play Jan 18, 2026
Signed byCN=Roland Corporation, L=Hamamatsu, ST=Shizuoka, C=JP
Signing certificate (SHA-1)B8:30:69:B1:66:E6:F0:6B:51:37:3F:C8:32:21:46:A9:05:EE:BD:42
File MD58b840d28a3308bad8ddc839536b3647e
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (10)

BOSS Tuner requests 10 permissions, 1 of them sensitive.

Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
Advertising ID com.google.android.gms.permission.AD_ID
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Internal broadcast protection (app-defined) jp.co.roland.bosstuner.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Push messaging (app-defined) jp.co.roland.bosstuner.permission.C2D_MESSAGE
Receive push notifications com.google.android.c2dm.permission.RECEIVE
Show notifications android.permission.POST_NOTIFICATIONS
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Microphone android.hardware.microphone

BOSS Tuner APK: questions and answers

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the BOSS Tuner APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the other version checked. After downloading, check that the file's MD5 is 8b840d28a3308bad8ddc839536b3647e.