# SwapNumbers vs Aritmo

The clearest difference is in-app purchases: SwapNumbers at none against Aritmo's 2. Aritmo's advantage is update cadence (every 2 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Aritmo sells 2 in-app purchases, starting at $3.99 per month. SwapNumbers asks for nothing beyond the download.

SwapNumbers ships an update every 3 months, Aritmo every 2 days. The most recent releases landed on October 27, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SwapNumbers | Aritmo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 70 MB | 13 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HappyCode Lab](https://appshunter.io/developer/6793409707) | [LUCCA EMMANUEL PINELI SIMOES LTDA](https://appshunter.io/developer/1884998353) |

## What reviewers say

### SwapNumbers

[App page](https://appshunter.io/ios/app/swapnumbers-math-puzzle/id1603391248)

**Features:** Vision Pro support

**In-app purchases:** none


### Aritmo

[App page](https://appshunter.io/ios/app/aritmo/id6760564207)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aritmo Premium | $3.99 | per month |
| Aritmo Yearly Premium Access | $29.99 | per year |


## Frequently asked questions

### Is SwapNumbers free?

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

### Is Aritmo free?

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

### Do SwapNumbers or Aritmo have ads?

Both SwapNumbers and Aritmo show ads.

### Which is updated more often, SwapNumbers or Aritmo?

SwapNumbers ships an update every 3 months, and Aritmo every 2 days. Most recently, SwapNumbers was updated on October 27, 2026 and Aritmo on October 8, 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.*