# Crystal Math vs Tangled Blocks

The clearest difference is in-app purchases: Tangled Blocks at none against Crystal Math's 3. Tangled Blocks also leads on update cadence (daily vs every 2 weeks) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

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

Crystal Math ships an update every 2 weeks, Tangled Blocks daily. The most recent releases landed on October 24, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Crystal Math | Tangled Blocks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/crystal-math-numbers-on-speed/id1261401422/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 88 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rafael Kolloch](https://appshunter.io/developer/985182742) | [FEELCRAFTERS OYUN YAZILIM LIMITED SIRKETI](https://appshunter.io/developer/1691256089) |

## 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 |


### Tangled Blocks

[App page](https://appshunter.io/ios/app/tangled-blocks/id6474961028)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Crystal Math free?

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

### Is Tangled Blocks free?

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

### Do Crystal Math or Tangled Blocks have ads?

Both Crystal Math and Tangled Blocks show ads.

### Which is updated more often, Crystal Math or Tangled Blocks?

Crystal Math ships an update every 2 weeks, and Tangled Blocks daily. Most recently, Crystal Math was updated on October 24, 2026 and Tangled Blocks on September 30, 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.*