# AudioStretch:Music Pitch Tool

> Transcribe tunes, change pitch and speed with no loss in quality

Canonical page: [https://chrome-stats.com/d/com.bandlab.audiostretch](https://chrome-stats.com/d/com.bandlab.audiostretch)

## Overview

- **ID:** `com.bandlab.audiostretch`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** BandLab Technologies
- **Category:** MUSIC\_AND\_AUDIO
- **Downloads:** 2,297,797
- **Rating:** 3.49 / 5 (4,605 ratings)
- **Version:** 1.7.1
- **Last updated:** 2026-05-07
- **First published:** 2019-07-18
- **Publisher country:** SG
- **Size:** 25 MB
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.bandlab.audiostretch)
- **Website:** [https://www.audiostretch.com](https://www.audiostretch.com/)
- **Privacy policy:** [https://blog.bandlab.com/privacy-policy/](https://blog.bandlab.com/privacy-policy/)

## Description

**AudioStretch: Music Pitch Tool** is an award-winning Chrome extension designed for musicians and learners who want to master their favorite tunes. It offers real-time pitch shifting up to 36 semitones, speed control from zero to 10x, and the innovative LiveScrub™ feature that plays audio as you drag the waveform, allowing precise note-by-note listening.

Import audio from your music library or cloud storage, mark important sections, set loops for practice, and export your modified files with changes in pitch or speed—without any loss in quality. The extension is ad-free, user-friendly, and perfect for transcription, learning songs by ear, and creative sound experimentation. Note that video playback is not available on Android versions.

## Rankings

- #41,352 — Overall
- #5 — pitch shift
- #8 — pitch
- #13 — audio

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_EXTERNAL_STORAGE`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.WAKE_LOCK`
- `android.permission.WRITE_EXTERNAL_STORAGE`
- `com.android.vending.BILLING`
- `com.bandlab.audiostretch.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`

## Review summary

Users praise AudioStretch for being easy to use, fun for memes, and handy for slowing tracks to find notes. It’s popular for social content and quick audio imports. However, the app is often criticized for intrusive ads and paywalls that lock useful features behind a premium, along with laggy performance and less accurate time-stretch/pitch behavior. Updates frequently cause bugs, pro-access issues (e.g., Bandlab sign-in not unlocking features), and some feature reductions, which frustrate long-time users.

### Pros

- Easy to use and gets straight to the point.
- Fun and meme-friendly, great for social media content.
- Useful for slowing tracks down and finding notes for jams.
- Allows quick audio imports and playful edits for entertainment.

### Cons

- Ads and paywalls lock useful features behind a premium.
- Laggy performance and responsiveness on some devices.
- Time-stretching and pitch synchronization can be out of sync and lacks fine control.
- Update bugs and pro-access issues (e.g., Bandlab sign-in not unlocking features).
- Feature changes after updates reduce options (e.g., semitone range) and frustrate users.

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.bandlab.audiostretch)