# i.Solitaire vs Horse Collar

The clearest difference is ads: Horse Collar at none against i.Solitaire's shown. Horse Collar also leads on update cadence (every 9 days vs every 6 months). i.Solitaire's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price 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.

i.Solitaire ships an update every 6 months, Horse Collar every 9 days. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | i.Solitaire | Horse Collar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 9 days** |
| Size | 6 MB | 9 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Manuel Lopez Lopez](https://appshunter.io/developer/1158531173) | [RC Digital LLC](https://appshunter.io/developer/6772378248) |

## What reviewers say

### i.Solitaire

[App page](https://appshunter.io/ios/app/isolitaire/id1329410158)

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

**In-app purchases:** none


### Horse Collar

[App page](https://appshunter.io/ios/app/horse-collar/id6777177220)

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

**In-app purchases:** none


## Frequently asked questions

### Is i.Solitaire free?

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

### Is Horse Collar free?

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

### Do i.Solitaire or Horse Collar have ads?

i.Solitaire shows ads; Horse Collar does not.

### Which is updated more often, i.Solitaire or Horse Collar?

i.Solitaire ships an update every 6 months, and Horse Collar every 9 days. Most recently, i.Solitaire was updated on October 7, 2026 and Horse Collar 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.*