# Binary Sudoku+ vs Kudoku

The clearest difference is in-app purchases: Kudoku at none against Binary Sudoku+'s 6. Kudoku also leads on ads (none vs shown). Binary Sudoku+'s advantage is update cadence (every 9 days vs every 3 months) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Binary Sudoku+ sells 6 one-off in-app purchases. Kudoku asks for nothing beyond the download.

Binary Sudoku+ ships an update every 9 days, Kudoku every 3 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Binary Sudoku+ | Kudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (190 ratings)](https://appshunter.io/ios/app/binary-sudoku-plus/id6738749684/reviews)** | — |
| Number of ratings | **190** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 76 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Benjamin Miller](https://appshunter.io/developer/1714863070) | [佳鑫 寿](https://appshunter.io/developer/1659344270) |

## What reviewers say

### Binary Sudoku+

[App page](https://appshunter.io/ios/app/binary-sudoku-plus/id6738749684)

Engage your mind with over 1300 levels of logic puzzles that combine the calm of Tango with Sudoku's challenge. Enjoy handcrafted puzzles from easy to expert, and test your speed in challenge modes. It's a satisfying new twist on a classic brain-training experience.

**Highlights:** 1300+ levels, Handcrafted puzzles, Challenge mode, Sudoku × Symmetry twist, Brain-training, Addictive and relaxing

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extreme Pack | $0.99 | one-time |
| Legendary Pack | $0.99 | one-time |
| Premium Icon Pack | $0.99 | one-time |
| 100 Hints | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Remove Ads & Unlimited Hints | $3.99 | one-time |


### Kudoku

[App page](https://appshunter.io/ios/app/kudoku/id6747510331)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Binary Sudoku+ free?

Binary Sudoku+ is free to download, with in-app purchases available.

### Is Kudoku free?

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

### Do Binary Sudoku+ or Kudoku have ads?

Binary Sudoku+ shows ads; Kudoku does not.

### Which is updated more often, Binary Sudoku+ or Kudoku?

Binary Sudoku+ ships an update every 9 days, and Kudoku every 3 months. Most recently, Binary Sudoku+ was updated on October 8, 2026 and Kudoku on October 1, 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.*