# Mass Compass vs PDF Scanner

The clearest difference is in-app purchases: Mass Compass at none against PDF Scanner's 2. Mass Compass also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Scanner sells 2 in-app purchases, starting at $4.99 per 7 days. Mass Compass asks for nothing beyond the download.

Mass Compass ships an update every 3 days, PDF Scanner weekly. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Mass Compass | PDF Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (57 ratings)](https://appshunter.io/ios/app/pdf-scannerscan-for-documents/id6775806063/reviews)** |
| Number of ratings | — | **57** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 25 MB | 30 MB |
| Requires iOS | 17.0 | 17 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Raven Vector](https://appshunter.io/developer/1896521088) | [Quke Technology](https://appshunter.io/developer/1880975939) |

## What reviewers say

### Mass Compass

[App page](https://appshunter.io/ios/app/mass-compass/id6775085616)

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

**In-app purchases:** none


### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scannerscan-for-documents/id6775806063)

This app transforms your smartphone into a professional scanner with AI-powered features for document capture, OCR, and PDF conversion. It offers offline editing, e-signature capabilities, and secure local storage for sensitive files. Ideal for professionals and students needing to digitize and manage documents efficiently.

**Highlights:** AI HD Scanning with auto edge detection, Multi-mode scanning for documents and IDs, Smart image optimization for print quality, Versatile PDF conversion to Word, Excel, PPT, Offline multilingual OCR for text extraction, PDF signing and annotation, Comprehensive local PDF editing, Secure local offline storage

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| weekly | $4.99 | per 7 days |
| yearly | $49.99 | per year |


## Frequently asked questions

### Is Mass Compass free?

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

### Is PDF Scanner free?

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

### Do Mass Compass or PDF Scanner have ads?

PDF Scanner shows ads; Mass Compass does not.

### Which is updated more often, Mass Compass or PDF Scanner?

Mass Compass ships an update every 3 days, and PDF Scanner weekly. Most recently, Mass Compass was updated on October 13, 2026 and PDF Scanner on October 8, 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.*