# Doc vs DigSig Authenticator

The clearest difference is device support: Doc at 2 against DigSig Authenticator's —. On price, in-app purchases and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Doc | DigSig Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (10 ratings)](https://appshunter.io/ios/app/doc-u-scanner/id6448670042/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 14 MB | 56 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [NERVE Plus Inc](https://appshunter.io/developer/1583330319) | [Sieveo GmbH](https://appshunter.io/developer/1709852825) |

## What reviewers say

### Doc

[App page](https://appshunter.io/ios/app/doc-u-scanner/id6448670042)

This utility transforms your smartphone into a smart document scanner. It uses advanced computer vision for effortless scanning, auto-cropping, and precise text extraction via OCR. All processing is done locally for enhanced privacy.

**Highlights:** AI-powered document scanning, Automatic cropping, Precise OCR text extraction, Offline processing, Local data storage, Document organization

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

**In-app purchases:** none


### DigSig Authenticator

[App page](https://appshunter.io/ios/app/digsig-authenticator/id6468394792)

**In-app purchases:** none


## Frequently asked questions

### Is Doc free?

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

### Is DigSig Authenticator free?

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

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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.*