# Gravity Flip vs Tower Stack

The clearest difference is in-app purchases: Gravity Flip at none against Tower Stack's 1. Gravity Flip also leads on iOS requirement (15.6 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Tower Stack sells 1 one-off in-app purchase. Gravity Flip asks for nothing beyond the download.

## The numbers

| Metric | Gravity Flip | Tower Stack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Daily | — |
| Size | 17 MB | 7 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ege Cakmak](https://appshunter.io/developer/1815020307) | [Yunus Olgun](https://appshunter.io/developer/1489855529) |

## What reviewers say

### Gravity Flip

[App page](https://appshunter.io/ios/app/gravity-flip-mars/id6756140003)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tower Stack

[App page](https://appshunter.io/ios/app/tower-stack-block-game/id6773682622)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Gravity Flip free?

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

### Is Tower Stack free?

Tower Stack is free to download, with in-app purchases available.

### Do Gravity Flip or Tower Stack have ads?

Both Gravity Flip and Tower Stack show ads.

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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.*