# PDF Tools Merge & Compress vs Compress PDF

The clearest difference is ads: PDF Tools Merge & Compress at none against Compress PDF's shown. Compress PDF's advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. PDF Tools Merge & Compress sells 4 in-app purchases, starting at $0.99 per 7 days and Compress PDF sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | PDF Tools Merge & Compress | Compress PDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 weeks |
| Size | 3 MB | 33 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alptekin Gok](https://appshunter.io/developer/1879240398) | [Muhammad Awais Younas](https://appshunter.io/developer/1771187232) |

## What reviewers say

### PDF Tools Merge & Compress

[App page](https://appshunter.io/ios/app/pdf-tools-merge-and-compress/id6766358040)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Tools Plus | $0.99 | per 7 days |
| PDF Tools Plus | $2.99 | per month |
| PDF Tools Plus | $6.99 | per year |
| PDF Tools Plus | $9.99 | one-time |


### Compress PDF

[App page](https://appshunter.io/ios/app/compress-pdf-pdf-compressor/id6790176607)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Week | $2.99 | per 7 days |
| Premium Month | $7.99 | per month |
| Premium Year | $49.99 | per year |


## Frequently asked questions

### Is PDF Tools Merge & Compress free?

PDF Tools Merge & Compress is free to download, with in-app purchases available.

### Is Compress PDF free?

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

### Do PDF Tools Merge & Compress or Compress PDF have ads?

Compress PDF shows ads; PDF Tools Merge & Compress does not.

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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.*