# Image to PDF Converter Apps vs PDF Compressor

The clearest difference is update cadence: Image to PDF Converter Apps at every 2 days against PDF Compressor's every 2 months. Image to PDF Converter Apps also leads on iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Image to PDF Converter Apps ships an update every 2 days, PDF Compressor every 2 months. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Image to PDF Converter Apps | PDF Compressor |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 2 months |
| Monetization | — | Ad-supported |
| Size | 36 MB | 15 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vida Apps Incorporated](https://appshunter.io/developer/1580682451) | [梓峰 戴](https://appshunter.io/developer/1755318637) |

## What reviewers say

### Image to PDF Converter Apps

[App page](https://appshunter.io/ios/app/image-to-pdf-converter-apps/id6478443581)

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Image to PDF Converter Apps free?

Image to PDF Converter Apps is free to download, with no in-app purchases.

### Is PDF Compressor free?

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

### Do Image to PDF Converter Apps or PDF Compressor have ads?

Both Image to PDF Converter Apps and PDF Compressor show ads.

### Which is updated more often, Image to PDF Converter Apps or PDF Compressor?

Image to PDF Converter Apps ships an update every 2 days, and PDF Compressor every 2 months. Most recently, Image to PDF Converter Apps was updated on November 8, 2026 and PDF Compressor on October 30, 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.*