# Grid vs Define Gravity

The clearest difference is update cadence: Define Gravity at every 2 days against Grid's every 16 months. Define Gravity also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Grid ships an update every 16 months, Define Gravity every 2 days. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Grid | Define Gravity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/define-gravity/id6739888193/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 2 days** |
| Monetization | — | Free |
| Size | 4 MB | 154 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Emil Starup](https://appshunter.io/developer/574324891) | [MangumLabs LLC](https://appshunter.io/developer/675487379) |

## What reviewers say

### Grid

[App page](https://appshunter.io/ios/app/grid-3x3/id1128718253)

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

**In-app purchases:** none


### Define Gravity

[App page](https://appshunter.io/ios/app/define-gravity/id6739888193)

Navigate challenging 2D puzzles by manipulating gravity and using a magnetic force. This game offers a unique twist on puzzle-solving with its core mechanics.

**Highlights:** Gravity manipulation, Magnetic force mechanics, 2D puzzle gameplay, Challenging levels

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Grid free?

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

### Is Define Gravity free?

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

### Do Grid or Define Gravity have ads?

Neither Grid nor Define Gravity shows ads.

### Which is updated more often, Grid or Define Gravity?

Grid ships an update every 16 months, and Define Gravity every 2 days. Most recently, Grid was updated on October 7, 2026 and Define Gravity 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.*