# Piston Puzzle! vs Tap Gradient

The clearest difference is device support: Tap Gradient at 3 against Piston Puzzle!'s —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Piston Puzzle! | Tap Gradient |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | Yes |
| Size | 87 MB | 98 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [FEELCRAFTERS OYUN YAZILIM LIMITED SIRKETI](https://appshunter.io/developer/1691256089) | [Virtual Projects Oyun Yazilim Ve Teknoloji](https://appshunter.io/developer/1327820445) |

## What reviewers say

### Piston Puzzle!

[App page](https://appshunter.io/ios/app/piston-puzzle/id6450011355)

**In-app purchases:** none


### Tap Gradient

[App page](https://appshunter.io/ios/app/tap-gradient/id6470002019)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Piston Puzzle! free?

Piston Puzzle! is free to download, with no in-app purchases.

### Is Tap Gradient free?

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

---

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