# AudioStretch vs Pitch Shift (Key Change)

The clearest difference is price: Pitch Shift (Key Change) at Free against AudioStretch's $9.99. AudioStretch's advantage is review sentiment (89% vs 50%) and in-app purchases (none vs 2). On rating, ratings volume, update cadence and device support there is nothing between them.

Pitch Shift (Key Change) is free to download; AudioStretch costs $9.99 up front. Pitch Shift (Key Change) sells 2 one-off in-app purchases. AudioStretch asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for AudioStretch against 4.4 for Pitch Shift (Key Change). Both are backed by a comparable volume of ratings — 230 and 85 respectively. Written reviews are what separate them: 89% of AudioStretch's written reviews are positive against 50% of Pitch Shift (Key Change)'s.

AudioStretch ships an update every 3 months, Pitch Shift (Key Change) every 2 months. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | AudioStretch | Pitch Shift (Key Change) |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.4 (230 ratings)](https://appshunter.io/ios/app/audiostretch/id571863178/reviews) | **[4.4 (85 ratings)](https://appshunter.io/ios/app/pitch-shift-key-change/id670120398/reviews)** |
| Number of ratings | **230** | 85 |
| Positive reviews | **88.5% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#65** | — |
| Size | 18 MB | 5 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cognosonic Pte Ltd](https://appshunter.io/developer/571863181) | [Loop-Sessions.LLC.](https://appshunter.io/developer/414215366) |

## What reviewers say

### AudioStretch

[App page](https://appshunter.io/ios/app/audiostretch/id571863178)

**Currently charting:** #65 Top Paid · Music (US App Store)

This tool allows musicians to slow down, loop, and transpose music from audio or video files. It's designed to help users learn songs by ear, experiment with sounds, or simply explore their music library in new ways.

**Highlights:** Import audio or video files, Capture video with phone camera, Change speed without changing pitch, Transpose any music, Loop difficult sections, LiveScrub waveform listening, Keyboard/spectrum transcription aid

**Features:** Vision Pro support

**In-app purchases:** none


### Pitch Shift (Key Change)

[App page](https://appshunter.io/ios/app/pitch-shift-key-change/id670120398)

This music player allows real-time pitch shifting and a 31-band equalizer. It supports AUv3 effects, loop playback, and exporting processed audio. Import audio files from other apps or your music library.

**Highlights:** Real-time pitch shifting, 31-band equalizer, AUv3 effects support, A-B loop playback, Center Cancel/Emphasis, Audio file export, Background playback

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 31 bands equalizer | $0.99 | one-time |
| Always remove banner ads. | $2.99 | one-time |


## Frequently asked questions

### Is AudioStretch free?

AudioStretch costs $9.99, with no in-app purchases.

### Is Pitch Shift (Key Change) free?

Pitch Shift (Key Change) is free to download, with in-app purchases available.

### Which has better reviews, AudioStretch or Pitch Shift (Key Change)?

Pitch Shift (Key Change) is rated higher. AudioStretch averages 4.4 out of 5 from 230 ratings, while Pitch Shift (Key Change) averages 4.4 from 85 ratings.

### Do AudioStretch or Pitch Shift (Key Change) have ads?

Pitch Shift (Key Change) shows ads; AudioStretch does not.

### Which is updated more often, AudioStretch or Pitch Shift (Key Change)?

AudioStretch ships an update every 3 months, and Pitch Shift (Key Change) every 2 months. Most recently, AudioStretch was updated on October 23, 2026 and Pitch Shift (Key Change) on October 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*