# PDF Compressor vs PDF Compact

The clearest difference is in-app purchases: PDF Compact at none against PDF Compressor's 3. PDF Compact also leads on ads (none vs shown). PDF Compressor's advantage is update cadence (every 3 weeks vs every 5 months) and iOS requirement (16.2 vs 26.0). On price and device support there is nothing between them.

Both are free to download. PDF Compressor sells 3 in-app purchases, starting at $2.99 per month. PDF Compact asks for nothing beyond the download.

PDF Compressor ships an update every 3 weeks, PDF Compact every 5 months. The most recent releases landed on September 9, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | PDF Compressor | PDF Compact |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Size | 31 MB | 22 MB |
| Requires iOS | **16.2** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Swetha MB](https://appshunter.io/developer/599426588) | [Gerhard Lentschik](https://appshunter.io/developer/629988041) |

## What reviewers say

### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-editor-and-tools/id6756212575)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Photo PDF functionality | $2.99 | per month |
| Unlock All Photo PDF functionality | $9.99 | per 6 months |
| Unlock All Photo PDF functionality | $14.99 | per year |


### PDF Compact

[App page](https://appshunter.io/ios/app/pdf-compact/id6757109481)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Compressor free?

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

### Is PDF Compact free?

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

### Do PDF Compressor or PDF Compact have ads?

PDF Compressor shows ads; PDF Compact does not.

### Which is updated more often, PDF Compressor or PDF Compact?

PDF Compressor ships an update every 3 weeks, and PDF Compact every 5 months. Most recently, PDF Compressor was updated on September 9, 2026 and PDF Compact on September 28, 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.*