# Formatter vs MP3 Converter

The clearest difference is in-app purchases: Formatter at none against MP3 Converter's 3. MP3 Converter's advantage is update cadence (weekly vs every 2 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. MP3 Converter sells 3 in-app purchases, starting at $0.99 per month. Formatter asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Formatter against 5.0 for MP3 Converter. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Formatter ships an update every 2 months, MP3 Converter weekly. The most recent releases landed on June 4, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Formatter | MP3 Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/formatter/id6470136674/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/mp3-converter-ringtone-maker-plus/id6752532441/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 19 MB | 47 MB |
| Requires iOS | **16.0** | 17 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mew Sang Lim](https://appshunter.io/developer/1471783562) | [应芳 卢](https://appshunter.io/developer/1742092879) |

## What reviewers say

### Formatter

[App page](https://appshunter.io/ios/app/formatter/id6470136674)

This utility app transforms messy JSON data into a clean, readable format. It eliminates the frustration of scrolling and eye strain associated with poorly formatted code, simplifying data analysis.

**Highlights:** Seamless JSON formatting, Transforms unruly JSON, Clean, human-readable output, Simplifies data analysis

**In-app purchases:** none


### MP3 Converter

[App page](https://appshunter.io/ios/app/mp3-converter-ringtone-maker-plus/id6752532441)

This app is a comprehensive audio editing tool that allows for easy conversion between various audio formats, extraction of audio from videos, and precise trimming of music for ringtones. It offers batch processing and speed adjustment for efficient audio manipulation.

**Highlights:** Convert between 18 audio formats, Extract audio from videos, Millisecond-accurate audio trimming, Batch audio processing, Adjust export playback speed, Import from multiple sources

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Annual | $2.99 | per year |
| Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Formatter free?

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

### Is MP3 Converter free?

MP3 Converter is free to download, with in-app purchases available.

### Which has better reviews, Formatter or MP3 Converter?

Formatter and MP3 Converter are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Formatter or MP3 Converter have ads?

Neither Formatter nor MP3 Converter shows ads.

### Which is updated more often, Formatter or MP3 Converter?

Formatter ships an update every 2 months, and MP3 Converter weekly. Most recently, Formatter was updated on June 4, 2026 and MP3 Converter on September 9, 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.*