# Reverse Audio vs KeyTempo

The clearest difference is in-app purchases: KeyTempo at none against Reverse Audio's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Reverse Audio sells 2 in-app purchases, starting at $1.89 per 7 days. KeyTempo asks for nothing beyond the download.

## The numbers

| Metric | Reverse Audio | KeyTempo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/keytempo/id6759312811/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Monetization | — | Free |
| Size | 6 MB | 1 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jennismary Nadar](https://appshunter.io/developer/1685522987) | [DONG CHEOL HAN](https://appshunter.io/developer/1864819299) |

## What reviewers say

### Reverse Audio

[App page](https://appshunter.io/ios/app/reverse-audio-backtrack/id6753205909)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.89 | per 7 days |
| Yearly | $14.49 | per year |


### KeyTempo

[App page](https://appshunter.io/ios/app/keytempo/id6759312811)

Adjust music pitch and tempo in real-time without affecting the other. Loop sections for practice or slow down audio for learning. Save your adjusted tracks as new files. Works offline with an intuitive interface.

**Highlights:** Real-time pitch control, Real-time tempo control, A-B repeat looping, Export adjusted audio, Supports multiple audio formats, Offline functionality

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Reverse Audio free?

Reverse Audio is free to download, with in-app purchases available.

### Is KeyTempo free?

KeyTempo is free to download, with no in-app purchases.

### Do Reverse Audio or KeyTempo have ads?

Neither Reverse Audio nor KeyTempo shows ads.

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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.*