# Permission Slip vs DocUpick

The clearest difference is price: Permission Slip at Free against DocUpick's $3.99. Permission Slip also leads on iOS requirement (15.1 vs 17.0). DocUpick's advantage is update cadence (every 4 days vs every 9 days). On ads, in-app purchases and device support there is nothing between them.

Permission Slip is free to download; DocUpick costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Permission Slip ships an update every 9 days, DocUpick every 4 days. The most recent releases landed on October 25, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Permission Slip | DocUpick |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Size | 26 MB | 4 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Supersuit Technologies LLC](https://appshunter.io/developer/1891077839) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### Permission Slip

[App page](https://appshunter.io/ios/app/permission-slip/id6761718603)

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

**In-app purchases:** none


### DocUpick

[App page](https://appshunter.io/ios/app/docupick-document-scanner/id6773976799)

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

**In-app purchases:** none


## Frequently asked questions

### Is Permission Slip free?

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

### Is DocUpick free?

DocUpick costs $3.99, with no in-app purchases.

### Do Permission Slip or DocUpick have ads?

Neither Permission Slip nor DocUpick shows ads.

### Which is updated more often, Permission Slip or DocUpick?

Permission Slip ships an update every 9 days, and DocUpick every 4 days. Most recently, Permission Slip was updated on October 25, 2026 and DocUpick 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.*