# PDF Tools vs PDF Compressor－Compress PDF

The clearest difference is update cadence: PDF Compressor－Compress PDF at every 2 months against PDF Tools's every 5 months. PDF Compressor－Compress PDF also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. PDF Tools sells 2 in-app purchases, starting at $2.99 per 7 days and PDF Compressor－Compress PDF sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PDF Tools ships an update every 5 months, PDF Compressor－Compress PDF every 2 months. The most recent releases landed on September 12, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | PDF Tools | PDF Compressor－Compress PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (146 ratings)](https://appshunter.io/ios/app/pdf-compressorcompress-pdf/id6748140542/reviews)** |
| Number of ratings | — | **146** |
| Positive reviews | — | 28.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 30 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [云峰 林](https://appshunter.io/developer/1740866485) | [EclixTech UK LTD](https://appshunter.io/developer/1824450302) |

## What reviewers say

### PDF Tools

[App page](https://appshunter.io/ios/app/pdf-tools-merge-split-edit/id6738097501)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Assistant Weekly VIP+Trial | $2.99 | per 7 days |
| PDF Assistant Permanent VIP | $3.99 | one-time |


### PDF Compressor－Compress PDF

[App page](https://appshunter.io/ios/app/pdf-compressorcompress-pdf/id6748140542)

Easily reduce the size of your PDF files without sacrificing quality. This tool helps you shrink PDFs for faster sharing, emailing, or uploading, saving valuable storage space. It's perfect for managing large documents and scanned files efficiently.

**Highlights:** Compress PDF files without losing clarity, Smart compressor for scanned or large documents, Reduce PDF size for easy upload and sharing, Free compressor with high quality output, Preserve text and image quality, Choose compression level

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $19.99 | per year |
| Yearly Subscription | $39.99 | per year |


## Frequently asked questions

### Is PDF Tools free?

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

### Is PDF Compressor－Compress PDF free?

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

### Do PDF Tools or PDF Compressor－Compress PDF have ads?

Both PDF Tools and PDF Compressor－Compress PDF show ads.

### Which is updated more often, PDF Tools or PDF Compressor－Compress PDF?

PDF Tools ships an update every 5 months, and PDF Compressor－Compress PDF every 2 months. Most recently, PDF Tools was updated on September 12, 2026 and PDF Compressor－Compress PDF on September 24, 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.*