# PDF Compressor vs Simple PDF Compressor

The clearest difference is review sentiment: PDF Compressor at 100% against Simple PDF Compressor's 0%. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 28, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | PDF Compressor | Simple PDF Compressor |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 15 MB | 11 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [梓峰 戴](https://appshunter.io/developer/1755318637) | [MITSUKO MARGOT KUBOTA ONO](https://appshunter.io/developer/1799524637) |

## What reviewers say

### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-pdf-converter/id6738946196)

This app offers tools to reduce the file size of your PDF documents and convert them into other formats. It focuses on improving stability and responsiveness through bug fixes and performance optimizations.

**Highlights:** Compress PDF files, Convert PDF to other formats, Bug fixes for stability, Performance improvements for speed, User feedback integration

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

**In-app purchases:** none


### Simple PDF Compressor

[App page](https://appshunter.io/ios/app/simple-pdf-compressor/id6759846627)

Easily reduce the size of PDF files or combine multiple documents into a single PDF. Offers three compression levels and allows reordering files before merging. Processed documents can be shared or saved directly to your device.

**Highlights:** Reduce PDF file size, Merge multiple PDFs, Three compression strengths, Reorder files before merging, Preview before processing, On-device processing

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Compressor free?

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

### Is Simple PDF Compressor free?

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

### Do PDF Compressor or Simple PDF Compressor have ads?

Both PDF Compressor and Simple PDF Compressor show ads.

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

PDF Compressor ships an update every 2 months, and Simple PDF Compressor every 2 months. Most recently, PDF Compressor was updated on September 28, 2026 and Simple PDF Compressor on October 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.*