# Zone 21 vs Quick Solitaire

The clearest difference is rating: Zone 21 at 4.8 against Quick Solitaire's 4.2. Zone 21 also leads on update cadence (every 3 months vs every 9 months) and ratings volume (23 vs 6). Quick Solitaire's advantage is review sentiment (100% vs 83%). 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.

Zone 21 holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 23 and 6 respectively. Written reviews complicate that: 83% of Zone 21's written reviews are positive against 100% of Quick Solitaire's, so the app with the better star average is not the one people write more warmly about.

Zone 21 ships an update every 3 months, Quick Solitaire every 9 months. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Zone 21 | Quick Solitaire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (23 ratings)](https://appshunter.io/ios/app/zone-21-fast-math-solitaire/id1484296990/reviews)** | [4.2 (6 ratings)](https://appshunter.io/ios/app/quick-solitaire-win-cash/id1618400729/reviews) |
| Number of ratings | **23** | 6 |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 155 MB | 263 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [CodeCube Brothers Partnership](https://appshunter.io/developer/415118511) | [Luckyo Limited](https://appshunter.io/developer/1136986832) |

## What reviewers say

### Zone 21

[App page](https://appshunter.io/ios/app/zone-21-fast-math-solitaire/id1484296990)

A fast-paced card game where players aim to keep their card total between 0 and 21 to score points and win real-world rewards and cash prizes. Compete against others globally in timed multiplayer matches.

**Highlights:** Mathematical card game mechanics, Stay between 0 and 21, Win real cash prizes, Multiplayer challenges, Timed matches, Global leaderboards

**In-app purchases:** none


### Quick Solitaire

[App page](https://appshunter.io/ios/app/quick-solitaire-win-cash/id1618400729)

A fast-paced online puzzle card game designed to sharpen your mind and test your skills. Compete against real players for a chance to win real cash and prizes. Offers a variety of game modes and customization options.

**Highlights:** Win real cash and prizes, Fast-paced online gameplay, Brain training puzzle, Secure withdrawals via PayPal & Apple Pay, Customizable cards and boards, Daily challenges and bonuses, Unlimited undo and hints

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Zone 21 free?

Zone 21 is free to download, with no in-app purchases.

### Is Quick Solitaire free?

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

### Which has better reviews, Zone 21 or Quick Solitaire?

Zone 21 is rated higher. Zone 21 averages 4.8 out of 5 from 23 ratings, while Quick Solitaire averages 4.2 from 6 ratings.

### Do Zone 21 or Quick Solitaire have ads?

Both Zone 21 and Quick Solitaire show ads.

### Which is updated more often, Zone 21 or Quick Solitaire?

Zone 21 ships an update every 3 months, and Quick Solitaire every 9 months. Most recently, Zone 21 was updated on October 8, 2026 and Quick Solitaire on October 12, 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.*