# Bubuca Sudoku vs Puzzle Arrow

The clearest difference is update cadence: Bubuca Sudoku at every 2 days against Puzzle Arrow's every 3 weeks. Puzzle Arrow's advantage is iOS requirement (15.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Bubuca Sudoku ships an update every 2 days, Puzzle Arrow every 3 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Bubuca Sudoku | Puzzle Arrow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Size | 54 MB | 406 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Andrei Sirbu](https://appshunter.io/developer/6809233426) | [Ivan Harahashka](https://appshunter.io/developer/6799007334) |

## What reviewers say

### Bubuca Sudoku

[App page](https://appshunter.io/ios/app/bubuca-sudoku/id6809233424)

**In-app purchases:** none


### Puzzle Arrow

[App page](https://appshunter.io/ios/app/puzzle-arrow/id6815604570)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubuca Sudoku free?

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

### Is Puzzle Arrow free?

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

### Do Bubuca Sudoku or Puzzle Arrow have ads?

Both Bubuca Sudoku and Puzzle Arrow show ads.

### Which is updated more often, Bubuca Sudoku or Puzzle Arrow?

Bubuca Sudoku ships an update every 2 days, and Puzzle Arrow every 3 weeks. Most recently, Bubuca Sudoku was updated on October 26, 2026 and Puzzle Arrow on October 24, 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.*