# MSRX PDF Compressor vs Compress PDF

The clearest difference is in-app purchases: MSRX PDF Compressor at none against Compress PDF's 1. Compress PDF's advantage is update cadence (weekly vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Compress PDF sells 1 one-off in-app purchase. MSRX PDF Compressor asks for nothing beyond the download.

MSRX PDF Compressor ships an update every 5 months, Compress PDF weekly. The most recent releases landed on August 21, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | MSRX PDF Compressor | Compress PDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Size | 7 MB | 1 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mrinal Singh Raja](https://appshunter.io/developer/1879524280) | [Jhomar Maravillas](https://appshunter.io/developer/6783703541) |

## What reviewers say

### MSRX PDF Compressor

[App page](https://appshunter.io/ios/app/msrx-pdf-compressor/id6759563556)

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

**In-app purchases:** none


### Compress PDF

[App page](https://appshunter.io/ios/app/compress-pdf-smaller-files/id6784308237)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Unlimited | $4.99 | one-time |


## Frequently asked questions

### Is MSRX PDF Compressor free?

MSRX PDF Compressor is free to download, with no in-app purchases.

### Is Compress PDF free?

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

### Do MSRX PDF Compressor or Compress PDF have ads?

Neither MSRX PDF Compressor nor Compress PDF shows ads.

### Which is updated more often, MSRX PDF Compressor or Compress PDF?

MSRX PDF Compressor ships an update every 5 months, and Compress PDF weekly. Most recently, MSRX PDF Compressor was updated on August 21, 2026 and Compress PDF on September 26, 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.*