# cardinal. vs Onyx

The clearest difference is update cadence: cardinal. at every 3 days against Onyx's every 9 days. cardinal. also leads on review sentiment (80% vs 67%) and iOS requirement (11.0 vs 17.0). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for cardinal. against 4.9 for Onyx. Both are backed by a comparable volume of ratings — 14 and 20 respectively. Written reviews are what separate them: 80% of cardinal.'s written reviews are positive against 67% of Onyx's.

cardinal. ships an update every 3 days, Onyx every 9 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | cardinal. | Onyx |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (14 ratings)](https://appshunter.io/ios/app/cardinal/id1589334930/reviews) | **[4.9 (20 ratings)](https://appshunter.io/ios/app/onyx-modern-minesweeper/id6790800332/reviews)** |
| Number of ratings | 14 | **20** |
| Positive reviews | **80.0% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 9 days |
| Monetization | Free | Free |
| Size | 99 MB | 6 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Perfect Hat Games LLC](https://appshunter.io/developer/1124547329) | [MARK SOLTYK](https://appshunter.io/developer/1832015670) |

## What reviewers say

### cardinal.

[App page](https://appshunter.io/ios/app/cardinal/id1589334930)

Engage in a minimalistic logic puzzle game where you deduce a secret solution using sixteen cards and clues. Enjoy procedurally generated boards for endless play and compete globally in daily challenges.

**Highlights:** Minimalistic logic puzzles, Deduce secret solutions, Procedurally generated boards, Endless regular mode, Daily global competitions, 16 logic cards

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

**In-app purchases:** none


### Onyx

[App page](https://appshunter.io/ios/app/onyx-modern-minesweeper/id6790800332)

A refined take on the classic logic puzzle, offering thoughtful gameplay with fluid touch controls and customizable themes. Enjoy various difficulty levels, custom challenges, and detailed progress tracking in a distraction-free, offline experience.

**Highlights:** Distraction-free classic Minesweeper, Fluid touch controls and responsive boards, Multiple difficulty levels and custom fields, Progressive hints and safe first move, Light and dark themes with customization, Offline play with no ads or tracking, Detailed player statistics

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

**In-app purchases:** none


## Frequently asked questions

### Is cardinal. free?

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

### Is Onyx free?

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

### Which has better reviews, cardinal. or Onyx?

Onyx is rated higher. cardinal. averages 4.9 out of 5 from 14 ratings, while Onyx averages 4.9 from 20 ratings.

### Do cardinal. or Onyx have ads?

Neither cardinal. nor Onyx shows ads.

### Which is updated more often, cardinal. or Onyx?

cardinal. ships an update every 3 days, and Onyx every 9 days. Most recently, cardinal. was updated on November 3, 2026 and Onyx on November 5, 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.*