# Mathrax vs Angle Puzzle

The clearest difference is in-app purchases: Angle Puzzle at none against Mathrax's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mathrax sells 1 one-off in-app purchase. Angle Puzzle asks for nothing beyond the download.

## The numbers

| Metric | Mathrax | Angle Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mathrax-sudoku-and-maths/id645221113/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 119 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Stanley Lam](https://appshunter.io/developer/453164363) | [Takeru Ito](https://appshunter.io/developer/1153247304) |

## What reviewers say

### Mathrax

[App page](https://appshunter.io/ios/app/mathrax-sudoku-and-maths/id645221113)

This logic puzzle game challenges you to fill grids with numbers based on specific mathematical and parity rules. It offers a variety of board sizes, difficulty levels, and hundreds of puzzles with features like automatic error highlighting and time tracking.

**Highlights:** Number placement logic puzzles, Mathematical operation constraints, Parity (even/odd) rules, Multiple board sizes and difficulty levels, Hundreds of unique levels, Automatic error highlighting, Autosave functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Full Version | $0.99 | one-time |


### Angle Puzzle

[App page](https://appshunter.io/ios/app/angle-puzzle/id6819284296)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mathrax free?

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

### Is Angle Puzzle free?

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

### Do Mathrax or Angle Puzzle have ads?

Both Mathrax and Angle Puzzle show 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.*