# Quantum Sudoku vs Tsuidoku

The clearest difference is ads: Tsuidoku at none against Quantum Sudoku's shown. Tsuidoku also leads on monetization model (free vs ad-supported). Quantum Sudoku's advantage is iOS requirement (11.0 vs 15.0). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Quantum Sudoku against 5.0 for Tsuidoku. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | Quantum Sudoku | Tsuidoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/quantum-sudoku/id1567678705/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/tsuidoku/id6773794537/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 4 days |
| Monetization | Ad-supported | **Free** |
| Size | 65 MB | 101 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Michael Mueller](https://appshunter.io/developer/1567678707) | [Jordan MAIRE](https://appshunter.io/developer/6773794539) |

## What reviewers say

### Quantum Sudoku

[App page](https://appshunter.io/ios/app/quantum-sudoku/id1567678705)

This game introduces a unique "Entangled Pairs" mechanic to traditional Sudoku puzzles. By identifying pairs of cells with mutually exclusive properties, players can unravel the entire puzzle solution. A quickstart tutorial and interactive hints make it easy for new players to learn.

**Highlights:** Entangled Pairs mechanic, Traditional Sudoku puzzles, Quickstart video tutorial, Interactive hints, Practice levels

**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 Quantum Sudoku free?

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

### Is Tsuidoku free?

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

### Which has better reviews, Quantum Sudoku or Tsuidoku?

Quantum Sudoku and Tsuidoku are both rated 5.0 out of 5 on the App Store, from 3 and 2 ratings respectively.

### Do Quantum Sudoku or Tsuidoku have ads?

Quantum Sudoku shows ads; Tsuidoku does not.

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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.*