RTA Audio Analyzer

Turn your Android phone into a professional audio analyser with up to 30 bands.

RadonSoft · radonsoft.net.rta

Not rated yet 1M+ downloads v1.9 127.7 KB Android 5.0+ PEGI 3 · Everyone

Download APK 127.7 KB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.9 (10)
Updated: Nov 7, 2025 (11 months ago)
APK size: 127.7 KB
Requires: Android 5.0+ (API 21)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category: Music & Audio (app)
Listed since: Jul 29, 2021 (at least)
Permissions: 1 (1 sensitive)
Website: radonsoft.net
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

RTA Audio Analyzer is an app by RadonSoft in the Music & Audio category, listed since at least July 2021. 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 1.81, the minimum Android version rose from 4.0 to 5.0. It asks for 1 permission, 1 of them sensitive: record audio. It asks for the same permissions as version 1.81.

What's new in v1.9

Update to target most recent Android devices, general bugfixes.

Description

From the listing uploaded by “appupdater”.

Turn your Android phone into a professional audio analyser. Supports one, 1/2 and 1/3 octave filter and calibration. Displays overall Peak and RMS value for acoustical measurements. Measure the frequency response of your audio equipment, identify tones and noises. Bugs etc: [email protected]

Version history

2 versions are listed, going back to v1.81. Since v1.9 it requires Android 5.0+.

v1.9 LATEST Nov 7, 2025 127.7 KB TRUSTED v1.81 Dec 18, 2025 138.4 KB TRUSTED

All 2 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Nov 7, 2025.
Certificate issued to “RadonSoft” This is the certificate of the Google Play version.
Same certificate as the other version checked

Store checks and file details

Developer signature verified Nov 7, 2025
Validated against Google Play Nov 7, 2025
Signed byCN=RadonSoft, OU=Android Software Dev, O=RadonSoft, C=DE
Signing certificate (SHA-1)31:33:4D:44:CF:16:8D:E3:64:61:DE:93:3D:DB:62:67:1A:A9:65:48
File MD56259503079b013fbf1517febff115476
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 (1)

RTA Audio Analyzer requests 1 permission, 1 of them sensitive.

Record audio (microphone) Sensitive android.permission.RECORD_AUDIO

Required hardware & features

Basic touch input android.hardware.faketouch
Microphone android.hardware.microphone
Landscape screen android.hardware.screen.landscape

RTA Audio Analyzer APK: questions and answers

Is there a version of RTA Audio Analyzer for older Android phones?

The current version needs Android 5.0 or later. Version 1.81 is the newest listed build that installs on Android 4.0 and later. Get version 1.81 · 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 RTA Audio Analyzer 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 6259503079b013fbf1517febff115476.