# PlaySudoku.io vs ThinkMath

The clearest difference is iOS requirement: ThinkMath at 15.6 against PlaySudoku.io's 17.6. 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.

## The numbers

| Metric | PlaySudoku.io | ThinkMath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/playsudokuio/id6738934774/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 1 MB | 7 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alfredo Perry](https://appshunter.io/developer/1782998664) | [Ankush Minda](https://appshunter.io/developer/1563214453) |

## What reviewers say

### PlaySudoku.io

[App page](https://appshunter.io/ios/app/playsudokuio/id6738934774)

Engage your mind with a classic Sudoku experience featuring customizable interfaces and multiple difficulty levels. This game offers auto-save and candidate number support for strategic play, perfect for daily mental exercise or quick gaming sessions.

**Highlights:** Three difficulty levels, Auto-save functionality, Candidate number support, Customizable interface, Intuitive controls, Built-in timer, Offline play

**Features:** macOS Compatibility

**In-app purchases:** none


### ThinkMath

[App page](https://appshunter.io/ios/app/thinkmath-math-quiz-app/id6744817786)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PlaySudoku.io free?

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

### Is ThinkMath free?

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

### Do PlaySudoku.io or ThinkMath have ads?

Neither PlaySudoku.io nor ThinkMath 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.*