# Solitaire vs Rapid mental arithmetic

The clearest difference is iOS requirement: Rapid mental arithmetic at 13.0 against Solitaire's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Solitaire ships an update every 2 weeks, Rapid mental arithmetic every 3 weeks. The most recent releases landed on October 27, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Solitaire | Rapid mental arithmetic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 51 MB | 41 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HONGKONG SANYOU INDUSTRY LIMITED](https://appshunter.io/developer/1542986776) | [Gita Guha](https://appshunter.io/developer/1869265430) |

## What reviewers say

### Solitaire

[App page](https://appshunter.io/ios/app/solitaire-brain-puzzle-game/id1597698322)

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

**In-app purchases:** none


### Rapid mental arithmetic

[App page](https://appshunter.io/ios/app/rapid-mental-arithmetic/id6757849531)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Solitaire free?

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

### Is Rapid mental arithmetic free?

Rapid mental arithmetic is free to download, with no in-app purchases.

### Do Solitaire or Rapid mental arithmetic have ads?

Both Solitaire and Rapid mental arithmetic show ads.

### Which is updated more often, Solitaire or Rapid mental arithmetic?

Solitaire ships an update every 2 weeks, and Rapid mental arithmetic every 3 weeks. Most recently, Solitaire was updated on October 27, 2026 and Rapid mental arithmetic on October 3, 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.*