# GravityGrid vs Ottomino

The clearest difference is in-app purchases: Ottomino at none against GravityGrid's 1. Ottomino also leads on iOS requirement (15.0 vs 26.0). GravityGrid's advantage is update cadence (every 2 days vs fortnightly). On price, ads and device support there is nothing between them.

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

GravityGrid ships an update every 2 days, Ottomino fortnightly. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | GravityGrid | Ottomino |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Fortnightly |
| Size | 5 MB | 35 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Daniel Houben](https://appshunter.io/developer/1847460889) | [Simone Baldi](https://appshunter.io/developer/6793990491) |

## 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 |


### Ottomino

[App page](https://appshunter.io/ios/app/ottomino/id6809583192)

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

**In-app purchases:** none


## Frequently asked questions

### Is GravityGrid free?

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

### Is Ottomino free?

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

### Do GravityGrid or Ottomino have ads?

Both GravityGrid and Ottomino show ads.

### Which is updated more often, GravityGrid or Ottomino?

GravityGrid ships an update every 2 days, and Ottomino fortnightly. Most recently, GravityGrid was updated on October 16, 2026 and Ottomino on October 9, 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.*