# PDFCrab vs CharisPDF

The clearest difference is update cadence: CharisPDF at every 2 days against PDFCrab's every 9 days. 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.

PDFCrab ships an update every 9 days, CharisPDF every 2 days. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | PDFCrab | CharisPDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 2 days** |
| Size | 132 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Illia Abielientsev](https://appshunter.io/developer/6772546119) | [Cheng Guan Teo](https://appshunter.io/developer/6803359428) |

## What reviewers say

### PDFCrab

[App page](https://appshunter.io/ios/app/pdfcrab/id6772546117)

**Features:** Vision Pro support

**In-app purchases:** none


### CharisPDF

[App page](https://appshunter.io/ios/app/charispdf/id6803359246)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDFCrab free?

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

### Is CharisPDF free?

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

### Do PDFCrab or CharisPDF have ads?

Neither PDFCrab nor CharisPDF shows ads.

### Which is updated more often, PDFCrab or CharisPDF?

PDFCrab ships an update every 9 days, and CharisPDF every 2 days. Most recently, PDFCrab was updated on October 1, 2026 and CharisPDF on October 4, 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.*