# IMAB vs Cam PDF OCR Document Scanner

The clearest difference is in-app purchases: IMAB at none against Cam PDF OCR Document Scanner's 2. IMAB also leads on iOS requirement (13.0 vs 15.6). Cam PDF OCR Document Scanner's advantage is update cadence (every 3 weeks vs every 9 months). On price, ads and device support there is nothing between them.

Both are free to download. Cam PDF OCR Document Scanner sells 2 in-app purchases, starting at $9.99 per 7 days. IMAB asks for nothing beyond the download.

IMAB ships an update every 9 months, Cam PDF OCR Document Scanner every 3 weeks. The most recent releases landed on July 17, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | IMAB | Cam PDF OCR Document Scanner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Size | 41 MB | 47 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Addvance Solucoes em Informatica LTDA - ME](https://appshunter.io/developer/1076660848) | [卓 张](https://appshunter.io/developer/1765233606) |

## What reviewers say

### IMAB

[App page](https://appshunter.io/ios/app/imab/id6499527594)

**In-app purchases:** none


### Cam PDF OCR Document Scanner

[App page](https://appshunter.io/ios/app/cam-pdf-ocr-document-scanner/id6778317724)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $9.99 | per 7 days |
| Annual Subscription | $69.99 | per year |


## Frequently asked questions

### Is IMAB free?

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

### Is Cam PDF OCR Document Scanner free?

Cam PDF OCR Document Scanner is free to download, with in-app purchases available.

### Do IMAB or Cam PDF OCR Document Scanner have ads?

Neither IMAB nor Cam PDF OCR Document Scanner shows ads.

### Which is updated more often, IMAB or Cam PDF OCR Document Scanner?

IMAB ships an update every 9 months, and Cam PDF OCR Document Scanner every 3 weeks. Most recently, IMAB was updated on July 17, 2026 and Cam PDF OCR Document Scanner on August 27, 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.*