# Osmosis Solitaire vs Greyfeather

The clearest difference is ads: Greyfeather at none against Osmosis Solitaire's shown. Greyfeather also leads on update cadence (every 10 days vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Osmosis Solitaire ships an update every 6 months, Greyfeather every 10 days. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Osmosis Solitaire | Greyfeather |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (7 ratings)](https://appshunter.io/ios/app/osmosis-solitaire/id915428264/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 10 days** |
| Monetization | Ad-supported | — |
| Size | 17 MB | 308 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MmpApps Corp.](https://appshunter.io/developer/400209427) | [Thomas modest](https://appshunter.io/developer/6793867469) |

## What reviewers say

### Osmosis Solitaire

[App page](https://appshunter.io/ios/app/osmosis-solitaire/id915428264)

This solitaire game offers a fresh take on the classic card-matching challenge. It features two distinct rule sets: traditional and a more strategic version with caching mechanics. The goal is to promote all cards to their respective suit columns.

**Highlights:** Promote cards to suit columns, Traditional solitaire rules, Strategic solitaire rules with caching, Two passes through the deck (strategic), Completely free to play

**Features:** macOS Compatibility

**In-app purchases:** none


### Greyfeather

[App page](https://appshunter.io/ios/app/greyfeather/id6787839035)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Osmosis Solitaire free?

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

### Is Greyfeather free?

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

### Do Osmosis Solitaire or Greyfeather have ads?

Osmosis Solitaire shows ads; Greyfeather does not.

### Which is updated more often, Osmosis Solitaire or Greyfeather?

Osmosis Solitaire ships an update every 6 months, and Greyfeather every 10 days. Most recently, Osmosis Solitaire was updated on October 11, 2026 and Greyfeather on October 13, 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.*