# PDF Compressor－Compress PDF vs Merge Pdf

The clearest difference is ads: Merge Pdf at none against PDF Compressor－Compress PDF's shown. On price, update cadence, in-app purchases and device support 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 and Merge Pdf sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 28, 2026.

## The numbers

| Metric | PDF Compressor－Compress PDF | Merge Pdf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (153 ratings)](https://appshunter.io/ios/app/pdf-compressorcompress-pdf/id6748140542/reviews)** | — |
| Number of ratings | **153** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 11 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EclixTech UK LTD](https://appshunter.io/developer/1824450302) | [Momina Khalid](https://appshunter.io/developer/1895657589) |

## 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 |


### Merge Pdf

[App page](https://appshunter.io/ios/app/merge-pdf-split-combine-files/id6770606021)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Premium | $29.99 | per year |


## Frequently asked questions

### Is PDF Compressor－Compress PDF free?

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

### Is Merge Pdf free?

Merge Pdf is free to download, with in-app purchases available.

### Do PDF Compressor－Compress PDF or Merge Pdf have ads?

PDF Compressor－Compress PDF shows ads; Merge Pdf does not.

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

PDF Compressor－Compress PDF ships an update every 2 months, and Merge Pdf every 2 months. Most recently, PDF Compressor－Compress PDF was updated on October 28, 2026 and Merge Pdf on October 28, 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.*