# PDF Compressor vs Super Sonic

The clearest difference is in-app purchases: Super Sonic at none against PDF Compressor's 2. Super Sonic also leads on device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. PDF Compressor sells 2 in-app purchases, starting at $2.49 per 7 days. Super Sonic asks for nothing beyond the download.

## The numbers

| Metric | PDF Compressor | Super Sonic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 13 MB | 35 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Baris Mustafa Han Unlu](https://appshunter.io/developer/1852272455) | [Romuald Junior YOUMSI MOUMBE](https://appshunter.io/developer/1543042920) |

## What reviewers say

### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-small-size/id6758089930)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Compress | $2.49 | per 7 days |
| Smart Compression | $5.99 | per month |


### Super Sonic

[App page](https://appshunter.io/ios/app/super-sonic/id6792517485)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Compressor free?

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

### Is Super Sonic free?

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

### Do PDF Compressor or Super Sonic have ads?

Neither PDF Compressor nor Super Sonic 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.*