# Think Sudoku vs Netoo

The clearest difference is update cadence: Think Sudoku at every 8 days against Netoo's every 3 months. 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.

Think Sudoku ships an update every 8 days, Netoo every 3 months. The most recent releases landed on October 18, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Think Sudoku | Netoo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 months |
| Size | 125 MB | 126 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shonika Mundra](https://appshunter.io/developer/1499483306) | [Alperen Guner](https://appshunter.io/developer/1833795210) |

## What reviewers say

### Think Sudoku

[App page](https://appshunter.io/ios/app/think-sudoku/id6748672500)

**Features:** macOS Compatibility

**In-app purchases:** none


### Netoo

[App page](https://appshunter.io/ios/app/netoo/id6752226310)

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

**In-app purchases:** none


## Frequently asked questions

### Is Think Sudoku free?

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

### Is Netoo free?

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

### Do Think Sudoku or Netoo have ads?

Neither Think Sudoku nor Netoo shows ads.

### Which is updated more often, Think Sudoku or Netoo?

Think Sudoku ships an update every 8 days, and Netoo every 3 months. Most recently, Think Sudoku was updated on October 18, 2026 and Netoo on September 28, 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.*