# PDF Compressor－Compress PDF vs علم بالقلم

The clearest difference is in-app purchases: علم بالقلم at none against PDF Compressor－Compress PDF's 4. علم بالقلم also leads on ads (none vs shown) and update cadence (every 2 days vs every 2 months). PDF Compressor－Compress PDF's advantage is device support (4 vs 2). On price and iOS requirement there is nothing between them.

Both are free to download. PDF Compressor－Compress PDF sells 4 in-app purchases, starting at $5.99 per 7 days. علم بالقلم asks for nothing beyond the download.

PDF Compressor－Compress PDF ships an update every 2 months, علم بالقلم every 2 days. Both last shipped on October 22, 2026.

## The numbers

| Metric | PDF Compressor－Compress PDF | علم بالقلم |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (152 ratings)](https://appshunter.io/ios/app/pdf-compressorcompress-pdf/id6748140542/reviews)** | — |
| Number of ratings | **152** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 71 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EclixTech UK LTD](https://appshunter.io/developer/1824450302) | [Mohammed Dabi](https://appshunter.io/developer/1770524330) |

## What reviewers say

### 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 | $5.99 | per 7 days |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $19.99 | per year |
| Yearly Subscription | $39.99 | per year |


### علم بالقلم

[App page](https://appshunter.io/ios/app/id6801360498)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Compressor－Compress PDF free?

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

### Is علم بالقلم free?

علم بالقلم is free to download, with no in-app purchases.

### Do PDF Compressor－Compress PDF or علم بالقلم have ads?

PDF Compressor－Compress PDF shows ads; علم بالقلم does not.

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

PDF Compressor－Compress PDF ships an update every 2 months, and علم بالقلم every 2 days. Most recently, PDF Compressor－Compress PDF was updated on October 22, 2026 and علم بالقلم on October 22, 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.*