# PDF Compress vs PDF Compression

The clearest difference is review sentiment: PDF Compression at 100% against PDF Compress's 0%. PDF Compression also leads on rating (5.0 vs 2.0) and update cadence (every 4 days vs every 3 months). PDF Compress's advantage is ads (none vs shown) and iOS requirement (16.0 vs 18.5). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. PDF Compress sells 3 in-app purchases, starting at $1.99 per 7 days and PDF Compression sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PDF Compression holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: PDF Compression has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of PDF Compress's written reviews are positive against 100% of PDF Compression's.

PDF Compress ships an update every 3 months, PDF Compression every 4 days. The most recent releases landed on September 27, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | PDF Compress | PDF Compression |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/pdf-compress-size-compressor/id6642679859/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pdf-compression/id6752516285/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 6 MB | 19 MB |
| Requires iOS | **16.0** | 18.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Oufqir](https://appshunter.io/developer/1750312649) | [Antonio Gonzalez de la aleja german](https://appshunter.io/developer/1839645711) |

## What reviewers say

### PDF Compress

[App page](https://appshunter.io/ios/app/pdf-compress-size-compressor/id6642679859)

This tool allows you to significantly reduce the size of PDF files, making them easier to share. It offers multiple compression levels and a user-friendly interface for quick and efficient file management. You can also rename and preview files before sharing.

**Highlights:** Compress PDF files to desired size, Multiple compression levels, User-friendly design, Fast and easy-to-use interface, Achieve over 90% compression, Rename PDF files, Preview PDF files

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week | $1.99 | per 7 days |
| Month | $4.99 | per month |
| Year | $14.99 | per year |


### PDF Compression

[App page](https://appshunter.io/ios/app/pdf-compression/id6752516285)

Easily reduce the size of your PDF files without sacrificing quality. This tool is perfect for students and professionals needing to optimize documents for storage, email, or sharing. Compress multiple files quickly and efficiently.

**Highlights:** Compress PDFs for free, Reduce file size to specific megabytes, Optimize documents for email and sharing, Compress multiple PDFs at once, Maintain document quality during compression, Convert PDFs to ZIP format

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is PDF Compress free?

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

### Is PDF Compression free?

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

### Which has better reviews, PDF Compress or PDF Compression?

PDF Compression is rated higher. PDF Compress averages 2.0 out of 5 from 1 ratings, while PDF Compression averages 5.0 from 5 ratings.

### Do PDF Compress or PDF Compression have ads?

PDF Compression shows ads; PDF Compress does not.

### Which is updated more often, PDF Compress or PDF Compression?

PDF Compress ships an update every 3 months, and PDF Compression every 4 days. Most recently, PDF Compress was updated on September 27, 2026 and PDF Compression on October 1, 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.*