# MP3Gain vs Reverse Audio

The clearest difference is iOS requirement: Reverse Audio at 13.0 against MP3Gain's 16.6. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. MP3Gain sells 6 in-app purchases, starting at $1.99 per month and Reverse Audio sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | MP3Gain | Reverse Audio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 13.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 18 MB | 84 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [SEASOFT LTD.](https://appshunter.io/developer/456906339) | [Yalcin Arslan](https://appshunter.io/developer/1173339590) |

## What reviewers say

### MP3Gain

[App page](https://appshunter.io/ios/app/mp3gain-audio-normalization/id697885500)

This app normalizes the volume of your audio files, ensuring consistent loudness across songs, podcasts, and uploads. It offers multiple analysis modes and presets for easy use, with batch processing for multiple files. Listen to comparisons before exporting to maintain audio quality and metadata.

**Highlights:** Volume normalization, Multiple analysis modes (Peak, RMS, EBU R128), Built-in and custom presets, Batch processing, Listen before export, Preserves metadata and album art, Supports MP3, FLAC, M4A, WAV, AIFF, OGG

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MP3Gain Premium Monthly Plan | $1.99 | per month |
| MP3Gain Pro(Yearly) | $9.99 | per year |
| WMA Gain | $6.99 | one-time |
| MP3, M4A Gain | $6.99 | one-time |
| Gain all audio format | $9.99 | one-time |
| MP3Gain Pro (Lifetime) | $19.99 | one-time |


### Reverse Audio

[App page](https://appshunter.io/ios/app/reverse-audio-esrever/id6753215295)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly Access | $1.99 | per 7 days |
| Premium Yearly Access | $19.99 | per year |


## Frequently asked questions

### Is MP3Gain free?

MP3Gain is free to download, with in-app purchases available.

### Is Reverse Audio free?

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

### Do MP3Gain or Reverse Audio have ads?

Neither MP3Gain nor Reverse Audio 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.*