# PDF Compressor vs DocuMaster

The clearest difference is ads: PDF Compressor at none against DocuMaster's shown. PDF Compressor also leads on device support (3 vs 1). On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

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

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on September 9, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | PDF Compressor | DocuMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-compressor-compress-pdf/id6754936909/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 28 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Andrii Kulchytskyi](https://appshunter.io/developer/1759867572) | [Manpreet Singh](https://appshunter.io/developer/1852677466) |

## What reviewers say

### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-compress-pdf/id6754936909)

Easily reduce the size of PDF documents for faster sharing and efficient storage. This tool offers multiple compression levels to balance quality and file size, all within a simple interface. It integrates with your device's file system and sharing options.

**Highlights:** Fast PDF compression, Multiple compression levels, Simple, clean interface, Open from Files app, Share compressed PDFs, Save storage space

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Compressor Weekly 3 DAYS trial | $4.99 | per 7 days |
| PDF Compressor Yearly | $19.99 | per year |


### DocuMaster

[App page](https://appshunter.io/ios/app/documaster/id6756556008)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Credits | $0.99 | one-time |
| 50 Credits | $3.99 | one-time |
| 150 Credits | $9.99 | one-time |
| Lifetime Pro | $19.99 | one-time |


## Frequently asked questions

### Is PDF Compressor free?

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

### Is DocuMaster free?

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

### Do PDF Compressor or DocuMaster have ads?

DocuMaster shows ads; PDF Compressor does not.

### Which is updated more often, PDF Compressor or DocuMaster?

PDF Compressor ships an update every 4 months, and DocuMaster every 4 months. Most recently, PDF Compressor was updated on September 9, 2026 and DocuMaster on September 7, 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.*