# OCR Scan vs Katalog

The clearest difference is ads: Katalog at none against OCR Scan's shown. Katalog also leads on update cadence (every 10 days vs every 55 months). On price, in-app purchases, device support 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.

OCR Scan ships an update every 55 months, Katalog every 10 days. The most recent releases landed on October 11, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | OCR Scan | Katalog |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 55 months | **Every 10 days** |
| Monetization | Ad-supported | — |
| Size | 193 MB | 56 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Aishvarya Sadasivam](https://appshunter.io/developer/1062048241) | [103 NPT DIGITAL TECHNOLOGY PLC.](https://appshunter.io/developer/1708852072) |

## What reviewers say

### OCR Scan

[App page](https://appshunter.io/ios/app/ocr-scan-scan-unlimted/id1088659168)

Transform your iPhone or iPad into a portable scanner for digitizing single-page documents. Automatically detect borders, correct distortion, and enhance quality for clear digital files. Share scans as PDF or JPEG via various platforms.

**Highlights:** Mobile document scanning, Automatic border detection, Distortion correction, Scan quality optimization, Share as PDF/JPEG, Cloud service integration

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

**In-app purchases:** none


### Katalog

[App page](https://appshunter.io/ios/app/katalog/id6744877299)

**In-app purchases:** none


## Frequently asked questions

### Is OCR Scan free?

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

### Is Katalog free?

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

### Do OCR Scan or Katalog have ads?

OCR Scan shows ads; Katalog does not.

### Which is updated more often, OCR Scan or Katalog?

OCR Scan ships an update every 55 months, and Katalog every 10 days. Most recently, OCR Scan was updated on October 11, 2026 and Katalog on October 6, 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.*