# Sudoku Mentor vs Red Trap

The clearest difference is in-app purchases: Red Trap at none against Sudoku Mentor's 1. Red Trap also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. Sudoku Mentor sells 1 one-off in-app purchase. Red Trap asks for nothing beyond the download.

## The numbers

| Metric | Sudoku Mentor | Red Trap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Size | 17 MB | 16 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [杭州一点不同科技有限公司](https://appshunter.io/developer/1719597086) | [Aleksejs Urbanovics](https://appshunter.io/developer/6783694691) |

## What reviewers say

### Sudoku Mentor

[App page](https://appshunter.io/ios/app/sudoku-mentor/id6759636236)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sudoku Mentor Pro | $0.99 | one-time |


### Red Trap

[App page](https://appshunter.io/ios/app/red-trap/id6784999340)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sudoku Mentor free?

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

### Is Red Trap free?

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

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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.*