# Format Conversion vs MP3 Converter

Format Conversion and MP3 Converter are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Format Conversion sells 3 one-off in-app purchases and MP3 Converter sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Format Conversion ships an update every 11 days, MP3 Converter weekly. Both last shipped on October 30, 2026.

## The numbers

| Metric | Format Conversion | MP3 Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/format-conversion/id6751340651/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 38 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [月霞 陈](https://appshunter.io/developer/1834548591) | [鑫 王](https://appshunter.io/developer/1835565715) |

## What reviewers say

### Format Conversion

[App page](https://appshunter.io/ios/app/format-conversion/id6751340651)

Transform videos, Live Photos, and images with a versatile toolbox. Create dynamic wallpapers, bring stills to life, edit audio, reformat for social media, compress, trim, and more without needing editing skills.

**Highlights:** Video to dynamic wallpaper, Live Photo to video conversion, Video to social media format, Still image to Live Photo, Extract lossless audio, Compress photos without quality loss, Convert between various image and video formats

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 转换1次 | $0.99 | one-time |
| 转换10次 | $8.99 | one-time |
| 永远转换 | $14.99 | one-time |


### MP3 Converter

[App page](https://appshunter.io/ios/app/mp3-converter-ai-audio-tool/id6752347542)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Membership | $1.99 | per 7 days |
| Monthly Membership | $4.99 | per month |
| Quarterly Membership | $9.99 | per 3 months |
| Annual Membership | $19.99 | per year |


## Frequently asked questions

### Is Format Conversion free?

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

### Is MP3 Converter free?

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

### Do Format Conversion or MP3 Converter have ads?

Neither Format Conversion nor MP3 Converter shows ads.

### Which is updated more often, Format Conversion or MP3 Converter?

Format Conversion ships an update every 11 days, and MP3 Converter weekly. Most recently, Format Conversion was updated on October 30, 2026 and MP3 Converter on October 30, 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.*