# Sudoku vs CircuColor

The clearest difference is ads: CircuColor at none against Sudoku's shown. CircuColor also leads on update cadence (every 2 weeks vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Sudoku ships an update every 2 months, CircuColor every 2 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Sudoku | CircuColor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/sudoku-logic-puzzles-games/id1485538460/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 190 MB | 54 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cleverside](https://appshunter.io/developer/1578703765) | [MGT Bros](https://appshunter.io/developer/1633892663) |

## What reviewers say

### Sudoku

[App page](https://appshunter.io/ios/app/sudoku-logic-puzzles-games/id1485538460)

This game offers a classic Sudoku experience with adjustable difficulty levels for all players. It provides tools like note-taking and hints to help you solve puzzles and train your brain. Enjoy a relaxing yet mentally stimulating challenge anywhere, anytime.

**Highlights:** Adjustable difficulty levels, Note-taking for possible moves, Hint system for assistance, Dark theme for comfort, Beginner to expert levels, Offline play

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

**In-app purchases:** none


### CircuColor

[App page](https://appshunter.io/ios/app/circucolor/id1673679909)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sudoku free?

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

### Is CircuColor free?

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

### Do Sudoku or CircuColor have ads?

Sudoku shows ads; CircuColor does not.

### Which is updated more often, Sudoku or CircuColor?

Sudoku ships an update every 2 months, and CircuColor every 2 weeks. Most recently, Sudoku was updated on October 26, 2026 and CircuColor on October 27, 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.*