# PDF Pro vs Cimertex

The clearest difference is in-app purchases: Cimertex at none against PDF Pro's 12. Cimertex also leads on iOS requirement (13.2 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PDF Pro sells 12 in-app purchases, starting at $1.99 per month. Cimertex asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 24, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | PDF Pro | Cimertex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (6.9K ratings)](https://appshunter.io/ios/app/pdf-pro-reader-editor-forms/id454936656/reviews)** | — |
| Number of ratings | **6.9K** | — |
| Positive reviews | 60.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Subscription | — |
| Size | 91 MB | 4 MB |
| Requires iOS | 17.0 | **13.2** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dominic Rodemer](https://appshunter.io/developer/309872333) | [Cimertex](https://appshunter.io/developer/1506819037) |

## What reviewers say

### PDF Pro

[App page](https://appshunter.io/ios/app/pdf-pro-reader-editor-forms/id454936656)

Edit, annotate, and read PDF documents on your iPhone and iPad. Highlight text, add notes, shapes, voice recordings, and photos. Search your entire PDF library, fill out forms, and sign documents.

**Highlights:** Edit and annotate PDFs, Highlight text and add notes, Embed audio and photo annotations, Full-text search of PDF library, Fill out and sign PDF forms, Organize PDFs with folders and tags, Import from cloud storage

**Features:** Family Sharing, Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Offer - Monthly - macOS | $1.99 | per month |
| Offer - Monthly - iOS | $2.99 | per month |
| Premium - Monthly - iOS | $3.99 | per month |
| Premium - Monthly - macOS | $4.99 | per month |
| Offer - Annual - iOS | $12.99 | per year |
| Offer - Annual - macOS | $22.99 | per year |
| Premium  - Annual - iOS | $24.99 | per year |
| Offer - macOS + iOS | $24.99 | per year |
| Offer - iOS + macOS | $29.99 | per year |
| Premium - Annual - macOS | $44.99 | per year |
| Premium - iOS + macOS | $49.99 | per year |
| Premium - macOS + iOS | $49.99 | per year |

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Fast and efficient
- 💡 Excellent PDF management features
- 🔒 Secure and reliable
- 🎨 Great annotation tools

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 💰 Expensive subscription model
- 🔍 Inconsistent search functionality
- 📖 Loses last read position
- 🖋️ Unreliable handwriting support

**Reported bugs**

- Annotations and highlights randomly disappearing
- Compatibility issues with newer iOS versions
- Corrupted PDF files after editing
- Slow performance on older devices
- Inconsistent behavior when switching between PDFs

**Requested features**

- Improved bookmarking and note-taking
- Seamless iCloud/cloud storage integration
- Customizable keyboard shortcuts
- Advanced text editing and OCR capabilities
- Better organization and folder management


### Cimertex

[App page](https://appshunter.io/ios/app/cimertex/id1506819038)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Pro free?

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

### Is Cimertex free?

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

### Do PDF Pro or Cimertex have ads?

Neither PDF Pro nor Cimertex shows ads.

### Which is updated more often, PDF Pro or Cimertex?

PDF Pro ships an update every 2 months, and Cimertex every 2 months. Most recently, PDF Pro was updated on September 24, 2026 and Cimertex on May 16, 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.*