# uScan PDF Document Scanner App vs Zirius+

The clearest difference is device support: Zirius+ at 3 against uScan PDF Document Scanner App's 1. Zirius+ also leads on iOS requirement (15.6 vs 17.6). On price, update cadence, ads and in-app purchases there is nothing between them.

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

uScan PDF Document Scanner App ships an update every 3 months, Zirius+ every 2 months. The most recent releases landed on September 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | uScan PDF Document Scanner App | Zirius+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (38 ratings)](https://appshunter.io/ios/app/uscan-pdf-document-scanner-app/id1551534713/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 10 MB | 60 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [MOBNESS LTD](https://appshunter.io/developer/1690422939) | [Zirius AS](https://appshunter.io/developer/1476068375) |

## What reviewers say

### uScan PDF Document Scanner App

[App page](https://appshunter.io/ios/app/uscan-pdf-document-scanner-app/id1551534713)

Transform your phone into a powerful document scanner. Digitize important papers, bills, and receipts quickly and easily. Organize, edit, and export your scanned documents to various cloud services or print them directly.

**Highlights:** Mobile document scanner, Scan photos, bills, receipts, contracts, Multi-page scanning, Edit scans with image processing, Export to cloud services, Print directly from app

**In-app purchases:** none


### Zirius+

[App page](https://appshunter.io/ios/app/zirius-plus/id6465172168)

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

**In-app purchases:** none


## Frequently asked questions

### Is uScan PDF Document Scanner App free?

uScan PDF Document Scanner App is free to download, with no in-app purchases.

### Is Zirius+ free?

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

### Do uScan PDF Document Scanner App or Zirius+ have ads?

Neither uScan PDF Document Scanner App nor Zirius+ shows ads.

### Which is updated more often, uScan PDF Document Scanner App or Zirius+?

uScan PDF Document Scanner App ships an update every 3 months, and Zirius+ every 2 months. Most recently, uScan PDF Document Scanner App was updated on September 9, 2026 and Zirius+ on September 23, 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.*