# Zymon vs Joy Square

The clearest difference is price: Joy Square at Free against Zymon's $0.99. Joy Square also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (14.4 vs 16.6). Zymon's advantage is in-app purchases (none vs 1). On review sentiment, ads and device support there is nothing between them.

Joy Square is free to download; Zymon costs $0.99 up front. Joy Square sells 1 one-off in-app purchase. Zymon asks for nothing beyond the download.

Zymon ships an update every 6 months, Joy Square every 2 months. The most recent releases landed on September 21, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | Zymon | Joy Square |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.9 (7 ratings)](https://appshunter.io/ios/app/joy-square/id1563429096/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 4 MB | 15 MB |
| Requires iOS | 16.6 | **14.4** |
| Devices | iPhone, iPad, Mac, Apple Watch | iPhone, iPad, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [curmi.com](https://appshunter.io/developer/354900328) | [Alexander Fedoseev](https://appshunter.io/developer/1460449487) |

## What reviewers say

### Zymon

[App page](https://appshunter.io/ios/app/zymon/id984954037)

A colorful and fun brain-training game where players match identical items. The challenge increases as your score rises, offering an Apple Watch version for wrist-based play. Compete with friends and aim for high scores and achievements.

**Highlights:** Brain training exercises, Match identical items gameplay, Increasing difficulty, Apple Watch compatibility, Game Center integration, Achievement hunting

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### Joy Square

[App page](https://appshunter.io/ios/app/joy-square/id1563429096)

A puzzle game designed to enhance your attention span by challenging you to locate and track a solid square against the clock. Compete globally for high scores and enjoy a fun, engaging experience. A premium version offers additional content and features.

**Highlights:** Attention improvement, Locate and track solid squares, Timed gameplay for maximum points, Global leaderboard competition, Playable on iPhone, iPad, and Apple Watch, Complete level packs (Premium)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $0.99 | one-time |


## Frequently asked questions

### Is Zymon free?

Zymon costs $0.99, with no in-app purchases.

### Is Joy Square free?

Joy Square is free to download, with in-app purchases available.

### Do Zymon or Joy Square have ads?

Neither Zymon nor Joy Square shows ads.

### Which is updated more often, Zymon or Joy Square?

Zymon ships an update every 6 months, and Joy Square every 2 months. Most recently, Zymon was updated on September 21, 2026 and Joy Square on June 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*