Audio Channels Checker

Simple App to check separately the L and R channels of your headphones.

Laureano · com.lauresproject.laurez10.audiochannelschecker

5.0 out of 5 (1 rating) 50K+ downloads v2.6 3.7 MB Android 5.0+ PEGI 3 · Everyone

Download APK 3.7 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v2.6 (11)
Updated: Sep 9, 2025 (1 year ago)
APK size: 3.7 MB
Requires: Android 5.0+ (API 21)
CPU support: Any (no native code)
Category: Music & Audio (app)
Listed since: Apr 12, 2021 (at least)
Permissions: 1
Website: sites.google.com/site/lauresprojects
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Audio Channels Checker is an app by Laureano in the Music & Audio category, listed since at least April 2021. It has no native code, so it runs on any Android processor.

Since version 2.3, the minimum Android version rose from 4.4 to 5.0. It asks for 1 permission, none of them sensitive. It asks for the same permissions as version 2.5.

What's new in v2.6

Implemented Android 16 compatibility. User interface adapted to recent versions of Android.

Description

From the listing uploaded by “appupdater”.

Completely free and without advertising. This application will help you to test the performance of your headphones or speakers. Press the L button to test the left channel and R to test the right one. You can use it while listening music to check if each stereo channel is properly connected and placed. If you need more features to evaluate the audio quality you can try the EarphonesTester App that is also completely free and without advertising.

Version history

4 versions are listed, going back to v2.3. Since v2.4 it requires Android 5.0+.

v2.6 LATEST Sep 9, 2025 3.7 MB TRUSTED v2.5 Aug 9, 2025 3.4 MB TRUSTED v2.4 Jul 9, 2024 3.4 MB TRUSTED v2.3 Jun 10, 2024 3.4 MB TRUSTED

All 4 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Sep 9, 2025.
Certificate issued to “Laureano Lopez” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Sep 9, 2025
Validated against Google Play Sep 9, 2025
Signed byCN=Laureano Lopez, L=Madrid, ST=Madrid, C=ES
Signing certificate (SHA-1)F3:61:F7:F8:1E:DA:57:AA:D4:76:A8:01:DB:1A:0A:8C:6E:D1:26:78
File MD5f287e455c8318d9e8686fc11f1f98075
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 (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (1)

Audio Channels Checker requests 1 permission, none of them sensitive.

Internal broadcast protection (app-defined) com.lauresproject.laurez10.audiochannelschecker.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Required hardware & features

Basic touch input android.hardware.faketouch

Audio Channels Checker APK: questions and answers

Is there a version of Audio Channels Checker for older Android phones?

The current version needs Android 5.0 or later. Version 2.3 is the newest listed build that installs on Android 4.4 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 2.3 · All versions

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 Audio Channels Checker 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 2 other versions checked. After downloading, check that the file's MD5 is f287e455c8318d9e8686fc11f1f98075.