# PDF Scanner| Document Scanning vs Centus App

The clearest difference is in-app purchases: Centus App at none against PDF Scanner| Document Scanning's 10. Centus App also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.4). PDF Scanner| Document Scanning's advantage is update cadence (daily vs fortnightly). On price and ads there is nothing between them.

Both are free to download. PDF Scanner| Document Scanning sells 9 in-app purchases, starting at $4.99 per 7 days. Centus App asks for nothing beyond the download.

PDF Scanner| Document Scanning ships an update daily, Centus App fortnightly. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PDF Scanner| Document Scanning | Centus App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (27 ratings)](https://appshunter.io/ios/app/pdf-scanner-document-scanning/id6744410945/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 72 MB | 101 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Moshe Sinay](https://appshunter.io/developer/1825372922) | [Softwareentwicklung Schittkowski  GmbH](https://appshunter.io/developer/1068208943) |

## What reviewers say

### PDF Scanner| Document Scanning

[App page](https://appshunter.io/ios/app/pdf-scanner-document-scanning/id6744410945)

Transform paper documents into digital PDFs with this powerful scanner app. Easily capture, edit, sign, and organize your files for enhanced productivity at work, school, or home.

**Highlights:** Scan documents to PDF, Edit text and images in PDFs, Add signatures to documents, Compress PDF files, Organize and manage scanned files

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Editor Pro | $4.99 | per 7 days |
| PDF Editor Pro | $4.99 | per 7 days |
| PDF Editor Pro | $6.99 | per 7 days |
| PDF Editor Pro | $9.99 | per year |
| PDF Editor Pro | $14.99 | per 3 months |
| PDF Editor Pro | $19.99 | per year |
| PDF Editor Pro | $19.99 | per year |
| PDF Editor Pro | $29.99 | per year |
| PDF Editor Pro | $29.99 | per year |


### Centus App

[App page](https://appshunter.io/ios/app/centus-app/id6774124278)

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scanner| Document Scanning free?

PDF Scanner| Document Scanning is free to download, with in-app purchases available.

### Is Centus App free?

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

### Do PDF Scanner| Document Scanning or Centus App have ads?

Neither PDF Scanner| Document Scanning nor Centus App shows ads.

### Which is updated more often, PDF Scanner| Document Scanning or Centus App?

PDF Scanner| Document Scanning ships an update daily, and Centus App fortnightly. Most recently, PDF Scanner| Document Scanning was updated on October 6, 2026 and Centus App on October 9, 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.*