# Crystal Math vs Chess Superpower

The clearest difference is rating: Crystal Math at 5.0 against Chess Superpower's 2.0. Crystal Math also leads on device support and ratings volume (3 vs 1). Chess Superpower's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 15.0). On price there is nothing between them.

Both are free to download. Crystal Math sells 3 one-off in-app purchases. Chess Superpower asks for nothing beyond the download.

Crystal Math holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

## The numbers

| Metric | Crystal Math | Chess Superpower |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/crystal-math-numbers-on-speed/id1261401422/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/chess-superpower/id6479929196/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 28 MB | 342 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Rafael Kolloch](https://appshunter.io/developer/985182742) | [Chanon Jinpisoot](https://appshunter.io/developer/1467329464) |

## What reviewers say

### Crystal Math

[App page](https://appshunter.io/ios/app/crystal-math-numbers-on-speed/id1261401422)

This game offers four distinct modes to sharpen your mental arithmetic. Compete against the clock, challenge other players, or practice at your own pace to become a math champion and unlock achievements.

**Highlights:** Daily challenges with leaderboards, Player vs. player duels, 30-second time attack mode, Free exploration mode, Avatar customization, Achievement unlocking

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hipster | $0.99 | one-time |
| Famous | $0.99 | one-time |
| Cinema | $0.99 | one-time |


### Chess Superpower

[App page](https://appshunter.io/ios/app/chess-superpower/id6479929196)

Experience chess with a twist! This game offers multiple board sizes and difficulty levels to challenge players of all skill levels. Adapt your strategies and evolve your game on a fresh take of the classic board game.

**Highlights:** Multiple board sizes, Adjustable difficulty levels, Strategy development, Engaging gameplay, Fresh take on chess

**In-app purchases:** none


## Frequently asked questions

### Is Crystal Math free?

Crystal Math is free to download, with in-app purchases available.

### Is Chess Superpower free?

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

### Which has better reviews, Crystal Math or Chess Superpower?

Crystal Math is rated higher. Crystal Math averages 5.0 out of 5 from 3 ratings, while Chess Superpower averages 2.0 from 1 ratings.

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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.*