# Document Scanner By MadMath vs Photos to PDF

The clearest difference is ads: Document Scanner By MadMath at none against Photos to PDF's shown. Document Scanner By MadMath also leads on iOS requirement (13.0 vs 15.6). Photos to PDF's advantage is update cadence (weekly vs every 7 months). On price, 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, Photos to PDF weekly. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Document Scanner By MadMath | Photos to PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/photos-to-pdf-pdfcamera/id6737579043/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | — | Ad-supported |
| Size | 5 MB | 5 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Palanisamy Shanmugam](https://appshunter.io/developer/1597120898) | [Masaharu Tsukamoto](https://appshunter.io/developer/939316877) |

## 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


### Photos to PDF

[App page](https://appshunter.io/ios/app/photos-to-pdf-pdfcamera/id6737579043)

Easily convert your photos and gallery images into single PDF documents. This tool streamlines the process of creating shareable PDF files from your visual content.

**Highlights:** Convert photos to PDF, Use camera or gallery images, Create single PDF files, Save as PDF documents

**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 Photos to PDF free?

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

### Do Document Scanner By MadMath or Photos to PDF have ads?

Photos to PDF shows ads; Document Scanner By MadMath does not.

### Which is updated more often, Document Scanner By MadMath or Photos to PDF?

Document Scanner By MadMath ships an update every 7 months, and Photos to PDF weekly. Most recently, Document Scanner By MadMath was updated on November 7, 2026 and Photos to PDF on November 4, 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.*