# Sudoking vs Tsuidoku

The clearest difference is ads: Tsuidoku at none against Sudoking's shown. Tsuidoku also leads on update cadence (every 4 days vs every 10 days). 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.

Sudoking ships an update every 10 days, Tsuidoku every 4 days. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Sudoking | Tsuidoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tsuidoku/id6773794537/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Every 4 days** |
| Monetization | — | Free |
| Size | 123 MB | 101 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Sudoking](https://appshunter.io/developer/1724748773) | [Jordan MAIRE](https://appshunter.io/developer/6773794539) |

## What reviewers say

### Sudoking

[App page](https://appshunter.io/ios/app/sudoking/id6475680485)

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

**In-app purchases:** none


### Tsuidoku

[App page](https://appshunter.io/ios/app/tsuidoku/id6773794537)

This logic puzzle expands on classic Sudoku with an additional color constraint. Solve daily challenges, master unique techniques, and compete with friends. It offers a fresh take on number and color pairing puzzles.

**Highlights:** Number and color constraints, Daily global challenges, Streak tracking and medals, Rainbow and Color Wheel techniques, Friend comparisons and chat, Detailed player profiles

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

**In-app purchases:** none


## Frequently asked questions

### Is Sudoking free?

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

### Is Tsuidoku free?

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

### Do Sudoking or Tsuidoku have ads?

Sudoking shows ads; Tsuidoku does not.

### Which is updated more often, Sudoking or Tsuidoku?

Sudoking ships an update every 10 days, and Tsuidoku every 4 days. Most recently, Sudoking was updated on October 7, 2026 and Tsuidoku on October 16, 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.*