# SUDOKUUU vs Splash Unit

The clearest difference is in-app purchases: Splash Unit at none against SUDOKUUU's 2. Splash Unit also leads on iOS requirement (13.0 vs 17.0). SUDOKUUU's advantage is update cadence (every 2 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. SUDOKUUU sells 2 one-off in-app purchases. Splash Unit asks for nothing beyond the download.

SUDOKUUU ships an update every 2 days, Splash Unit every 3 months. Both last shipped on October 28, 2026.

## The numbers

| Metric | SUDOKUUU | Splash Unit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sudokuuu/id6748750942/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 391 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [HIROMOTO TSUJI](https://appshunter.io/developer/1106215904) | [Varun Suresh](https://appshunter.io/developer/1586314112) |

## What reviewers say

### SUDOKUUU

[App page](https://appshunter.io/ios/app/sudokuuu/id6748750942)

Engage your mind with a comprehensive Sudoku puzzle experience. Offers multiple difficulty levels, intelligent assistance tools, and competitive features like leaderboards and achievements. Customize your play with themes and language options.

**Highlights:** Six unlockable difficulty levels, Note mode and mistake detection, AI-powered hint system, Game Center integration, Global leaderboards and achievements, Light/dark themes and language support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee Tip | $1.99 | one-time |
| Sudoku Premium | $2.99 | one-time |


### Splash Unit

[App page](https://appshunter.io/ios/app/splash-unit/id6749354178)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SUDOKUUU free?

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

### Is Splash Unit free?

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

### Do SUDOKUUU or Splash Unit have ads?

Neither SUDOKUUU nor Splash Unit shows ads.

### Which is updated more often, SUDOKUUU or Splash Unit?

SUDOKUUU ships an update every 2 days, and Splash Unit every 3 months. Most recently, SUDOKUUU was updated on October 28, 2026 and Splash Unit on October 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.*