# Swaplings vs Sudoku (by RootFox)

The clearest difference is update cadence: Swaplings at every 3 days against Sudoku (by RootFox)'s every 2 months. Swaplings also leads on iOS requirement (13.0 vs 15.0). 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.

Swaplings ships an update every 3 days, Sudoku (by RootFox) every 2 months. The most recent releases landed on March 6, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Swaplings | Sudoku (by RootFox) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 months |
| Size | 37 MB | 16 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Isam Naimi](https://appshunter.io/developer/1876780255) | [Aleksandr Vopilovskii](https://appshunter.io/developer/6777188961) |

## What reviewers say

### Swaplings

[App page](https://appshunter.io/ios/app/swaplings/id6759116542)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sudoku (by RootFox)

[App page](https://appshunter.io/ios/app/sudoku-by-rootfox/id6786436715)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Swaplings free?

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

### Is Sudoku (by RootFox) free?

Sudoku (by RootFox) is free to download, with no in-app purchases.

### Do Swaplings or Sudoku (by RootFox) have ads?

Neither Swaplings nor Sudoku (by RootFox) shows ads.

### Which is updated more often, Swaplings or Sudoku (by RootFox)?

Swaplings ships an update every 3 days, and Sudoku (by RootFox) every 2 months. Most recently, Swaplings was updated on March 6, 2026 and Sudoku (by RootFox) 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.*