# Sand Block Color Puzzle vs MathBack

The clearest difference is in-app purchases: MathBack at none against Sand Block Color Puzzle's 1. MathBack also leads on update cadence (every 2 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sand Block Color Puzzle sells 1 one-off in-app purchase. MathBack asks for nothing beyond the download.

Sand Block Color Puzzle ships an update every 2 weeks, MathBack every 2 days. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sand Block Color Puzzle | MathBack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (33 ratings)](https://appshunter.io/ios/app/sand-block-color-puzzle/id6451439957/reviews)** | — |
| Number of ratings | **33** | — |
| Positive reviews | 11.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 797 MB | 314 MB |
| Requires iOS | 12.5 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [International Education and Communication Investment Corporation](https://appshunter.io/developer/1065793988) | [Jan Fruseth](https://appshunter.io/developer/1775256534) |

## What reviewers say

### Sand Block Color Puzzle

[App page](https://appshunter.io/ios/app/sand-block-color-puzzle/id6451439957)

Engage your mind with a challenging puzzle game where you strategically place falling blocks. Clear lines before the blocks collapse into sand and reach the top of the screen. Hundreds of levels offer a fun brain-training experience.

**Highlights:** Strategic block placement, Blocks dissolve into sand, Clear rows to prevent game over, Hundreds of challenging levels, One-finger control, Free to play

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads! | $2.99 | one-time |


### MathBack

[App page](https://appshunter.io/ios/app/mathback/id6737205121)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sand Block Color Puzzle free?

Sand Block Color Puzzle is free to download, with in-app purchases available.

### Is MathBack free?

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

### Do Sand Block Color Puzzle or MathBack have ads?

Both Sand Block Color Puzzle and MathBack show ads.

### Which is updated more often, Sand Block Color Puzzle or MathBack?

Sand Block Color Puzzle ships an update every 2 weeks, and MathBack every 2 days. Most recently, Sand Block Color Puzzle was updated on October 23, 2026 and MathBack on October 25, 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.*