# Simple PDF vs Mathify

Simple PDF and Mathify are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Simple PDF | Mathify |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/simple-pdf-pdf-reader/id6746363157/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 12 MB | 44 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chang Keun Jung](https://appshunter.io/developer/1813307401) | [Vinayak Dhadda](https://appshunter.io/developer/1887483788) |

## What reviewers say

### Simple PDF

[App page](https://appshunter.io/ios/app/simple-pdf-pdf-reader/id6746363157)

This application allows users to view, annotate, and edit PDF documents with ease. Features include document management, OCR capabilities, and a built-in scanner. It's designed for students and professionals to stay productive on the go.

**Highlights:** View, annotate, and edit PDFs, Full-text search and navigation, Free-draw and text box annotation, Page reordering and PDF merging, Scan documents with built-in camera, OCR for text extraction, Home screen widget for quick access

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

**In-app purchases:** none


### Mathify

[App page](https://appshunter.io/ios/app/mathify-ai-calculator/id6797204233)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple PDF free?

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

### Is Mathify free?

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

### Do Simple PDF or Mathify have ads?

Neither Simple PDF nor Mathify shows ads.

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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.*