# Osmosis Solitaire vs Clock Solitaire

The clearest difference is review sentiment: Clock Solitaire at 80% against Osmosis Solitaire's 20%. Clock Solitaire also leads on rating (4.4 vs 1.9) and ratings volume (190 vs 8). Osmosis Solitaire's advantage is update cadence (every 6 months vs every 12 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Clock Solitaire holds the better App Store score, 4.4 against 1.9. That said, the two scores are not equally well evidenced: Clock Solitaire has 190 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 20% of Osmosis Solitaire's written reviews are positive against 80% of Clock Solitaire's.

Osmosis Solitaire ships an update every 6 months, Clock Solitaire every 12 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Osmosis Solitaire | Clock Solitaire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (8 ratings)](https://appshunter.io/ios/app/osmosis-solitaire/id915428264/reviews) | **[4.4 (190 ratings)](https://appshunter.io/ios/app/clock-solitaire-card-game/id1323443165/reviews)** |
| Number of ratings | 8 | **190** |
| Positive reviews | 20.0% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 6 months** | Every 12 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 17 MB | 14 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MmpApps Corp.](https://appshunter.io/developer/400209427) | [Kazunari Hiyoshi](https://appshunter.io/developer/517438375) |

## 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


### Clock Solitaire

[App page](https://appshunter.io/ios/app/clock-solitaire-card-game/id1323443165)

A digital version of the classic Clock Solitaire card game. Arrange cards by matching their numbers to clock positions, with Kings playing a special role in the center. The goal is to place all cards before running out of moves.

**Highlights:** Classic Clock Solitaire gameplay, Card arrangement by number, Special King card mechanics, Simple swipe controls, Win/lose conditions clearly defined

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and fun game
- 🕰️ Great time filler
- 🧠 Realistic card game simulation
- 💖 Nostalgic for many users
- ✨ Addictive and enjoyable

**What reviewers complain about**

- ⚖️ Low win ratio
- 🎲 Game feels rigged to some
- 🐌 Laggy performance
- 👎 Frustrating difficulty
- 📉 High ratio of losing games

**Reported bugs**

- App is a little buggy
- Stopped running on iOS 12
- Automatically closed out once

**Requested features**

- Show cards underneath piles
- Indicate pile completion progress
- Option to start game from any location
- More bells and whistles
- Landscape mode option


## Frequently asked questions

### Is Osmosis Solitaire free?

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

### Is Clock Solitaire free?

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

### Which has better reviews, Osmosis Solitaire or Clock Solitaire?

Clock Solitaire is rated higher. Osmosis Solitaire averages 1.9 out of 5 from 8 ratings, while Clock Solitaire averages 4.4 from 190 ratings.

### Do Osmosis Solitaire or Clock Solitaire have ads?

Both Osmosis Solitaire and Clock Solitaire show ads.

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

Osmosis Solitaire ships an update every 6 months, and Clock Solitaire every 12 months. Most recently, Osmosis Solitaire was updated on October 24, 2026 and Clock Solitaire on October 23, 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.*