# GravityGrid vs Hop Rocket

The clearest difference is in-app purchases: Hop Rocket at none against GravityGrid's 1. Hop Rocket also leads on iOS requirement (15.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. GravityGrid sells 1 one-off in-app purchase. Hop Rocket asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | GravityGrid | Hop Rocket |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 days | Every 2 days |
| Size | 5 MB | 5 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Houben](https://appshunter.io/developer/1847460889) | [Simon Pettersen Nguyen](https://appshunter.io/developer/1860661164) |

## What reviewers say

### GravityGrid

[App page](https://appshunter.io/ios/app/gravitygrid-block-puzzle/id6755896768)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### Hop Rocket

[App page](https://appshunter.io/ios/app/hop-rocket/id6756440472)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GravityGrid free?

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

### Is Hop Rocket free?

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

### Do GravityGrid or Hop Rocket have ads?

Both GravityGrid and Hop Rocket show ads.

### Which is updated more often, GravityGrid or Hop Rocket?

GravityGrid ships an update every 2 days, and Hop Rocket every 2 days. Most recently, GravityGrid was updated on October 28, 2026 and Hop Rocket 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.*