# CatOslo vs Normal Classic Solitaire

The clearest difference is ads: CatOslo at none against Normal Classic Solitaire's shown. Normal Classic Solitaire's advantage is update cadence (every 6 days vs every 6 months) and iOS requirement (15.0 vs 18.4). On price, 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.

CatOslo ships an update every 6 months, Normal Classic Solitaire every 6 days. The most recent releases landed on September 14, 2026 and March 6, 2026 respectively.

## The numbers

| Metric | CatOslo | Normal Classic Solitaire |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 6 days** |
| Size | 8 MB | 123 MB |
| Requires iOS | 18.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Keisuke Nakashima](https://appshunter.io/developer/1691259083) | [Jason Li](https://appshunter.io/developer/1056901712) |

## What reviewers say

### CatOslo

[App page](https://appshunter.io/ios/app/catoslo/id6748105351)

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

**In-app purchases:** none


### Normal Classic Solitaire

[App page](https://appshunter.io/ios/app/normal-classic-solitaire/id6758928259)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CatOslo free?

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

### Is Normal Classic Solitaire free?

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

### Do CatOslo or Normal Classic Solitaire have ads?

Normal Classic Solitaire shows ads; CatOslo does not.

### Which is updated more often, CatOslo or Normal Classic Solitaire?

CatOslo ships an update every 6 months, and Normal Classic Solitaire every 6 days. Most recently, CatOslo was updated on September 14, 2026 and Normal Classic Solitaire on March 6, 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.*