# Perimeter Zero vs Card Mind Pro

The clearest difference is in-app purchases: Card Mind Pro at none against Perimeter Zero's 1. Card Mind Pro also leads on ads (none vs shown). Perimeter Zero's advantage is update cadence (every 2 days vs every 10 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Perimeter Zero sells 1 one-off in-app purchase. Card Mind Pro asks for nothing beyond the download.

Perimeter Zero ships an update every 2 days, Card Mind Pro every 10 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Perimeter Zero | Card Mind Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/card-mind-pro/id6800422677/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 10 days |
| Monetization | — | Free |
| Size | 11 MB | 5 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 17+ |
| Developer | [Hyacinthe Loua](https://appshunter.io/developer/6777148473) | [Zelal UYAR](https://appshunter.io/developer/6800422679) |

## What reviewers say

### Perimeter Zero

[App page](https://appshunter.io/ios/app/perimeter-zero/id6786819667)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PerimeterZero Premium | $2.99 | one-time |


### Card Mind Pro

[App page](https://appshunter.io/ios/app/card-mind-pro/id6800422677)

Engage in a strategic card game focused on observation and hand recognition. Analyze card scenarios, identify the best five-card combinations, and test your skills through progressive challenges to earn points and unlock achievements.

**Highlights:** Observation and hand recognition, Five-card combination identification, Progressive strategy challenges, Strategy points and XP earning, Unlockable themes and achievements, AI-guided play styles, Performance review

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

**In-app purchases:** none


## Frequently asked questions

### Is Perimeter Zero free?

Perimeter Zero is free to download, with in-app purchases available.

### Is Card Mind Pro free?

Card Mind Pro is free to download, with no in-app purchases.

### Do Perimeter Zero or Card Mind Pro have ads?

Perimeter Zero shows ads; Card Mind Pro does not.

### Which is updated more often, Perimeter Zero or Card Mind Pro?

Perimeter Zero ships an update every 2 days, and Card Mind Pro every 10 days. Most recently, Perimeter Zero was updated on October 31, 2026 and Card Mind Pro on November 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.*