# PDF Compression vs PDF Converter Pro +

The clearest difference is in-app purchases: PDF Converter Pro + at none against PDF Compression's 1. PDF Converter Pro + also leads on ads (none vs shown) and update cadence (every 2 days vs every 4 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Compression sells 1 one-off in-app purchase. PDF Converter Pro + asks for nothing beyond the download.

PDF Compression ships an update every 4 days, PDF Converter Pro + every 2 days. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | PDF Compression | PDF Converter Pro + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pdf-compression/id6752516285/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 6 MB |
| Requires iOS | 18.5 | **18.2** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Gonzalez de la aleja german](https://appshunter.io/developer/1839645711) | [Manuel Alvarez](https://appshunter.io/developer/1847458079) |

## What reviewers say

### 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 |


### PDF Converter Pro +

[App page](https://appshunter.io/ios/app/pdf-converter-pro-plus/id6755329908)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Compression free?

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

### Is PDF Converter Pro + free?

PDF Converter Pro + is free to download, with no in-app purchases.

### Do PDF Compression or PDF Converter Pro + have ads?

PDF Compression shows ads; PDF Converter Pro + does not.

### Which is updated more often, PDF Compression or PDF Converter Pro +?

PDF Compression ships an update every 4 days, and PDF Converter Pro + every 2 days. Most recently, PDF Compression was updated on October 1, 2026 and PDF Converter Pro + on October 5, 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.*