# Document Scanner By MadMath vs PDF To EPUB App

The clearest difference is update cadence: Document Scanner By MadMath at every 7 months against PDF To EPUB App's every 30 months. Document Scanner By MadMath also leads on iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Document Scanner By MadMath ships an update every 7 months, PDF To EPUB App every 30 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Document Scanner By MadMath | PDF To EPUB App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/pdf-to-epub-app/id6451338995/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 30 months |
| Monetization | — | Free |
| Size | 5 MB | 8 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Palanisamy Shanmugam](https://appshunter.io/developer/1597120898) | [Yogesh Rathod](https://appshunter.io/developer/1548316962) |

## What reviewers say

### Document Scanner By MadMath

[App page](https://appshunter.io/ios/app/document-scanner-by-madmath/id1599595423)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF To EPUB App

[App page](https://appshunter.io/ios/app/pdf-to-epub-app/id6451338995)

Easily convert PDF files to EPUB format with this fast and efficient application. Preserve your document's layout during the conversion process. The app provides a simple interface for uploading, converting, and downloading your EPUB files.

**Highlights:** PDF to EPUB conversion, Preserves layout, Fast and efficient, Easy to use interface, Share converted EPUB files

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

**In-app purchases:** none


## Frequently asked questions

### Is Document Scanner By MadMath free?

Document Scanner By MadMath is free to download, with no in-app purchases.

### Is PDF To EPUB App free?

PDF To EPUB App is free to download, with no in-app purchases.

### Do Document Scanner By MadMath or PDF To EPUB App have ads?

Neither Document Scanner By MadMath nor PDF To EPUB App shows ads.

### Which is updated more often, Document Scanner By MadMath or PDF To EPUB App?

Document Scanner By MadMath ships an update every 7 months, and PDF To EPUB App every 30 months. Most recently, Document Scanner By MadMath was updated on October 25, 2026 and PDF To EPUB App on October 24, 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.*