# Inversion vs Define Gravity

The clearest difference is in-app purchases: Define Gravity at none against Inversion's 7. Define Gravity also leads on ads (none vs shown) and update cadence (every 2 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Inversion sells 7 one-off in-app purchases. Define Gravity asks for nothing beyond the download.

Inversion ships an update every 2 months, Define Gravity every 2 days. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Inversion | 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 | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | — | Free |
| Size | 347 MB | 154 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MOBASO](https://appshunter.io/developer/1457825223) | [MangumLabs LLC](https://appshunter.io/developer/675487379) |

## What reviewers say

### Inversion

[App page](https://appshunter.io/ios/app/inversion-magic-gravity/id1584078228)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Pack | $0.99 | one-time |
| Character Rabbit | $0.99 | one-time |
| Premium | $1.99 | one-time |
| Character Star Dragon | $2.99 | one-time |
| Character Tai Chi Dragon | $2.99 | one-time |
| Normal Pack | $4.99 | one-time |
| Big Pack | $8.99 | one-time |


### 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 Inversion free?

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

### Is Define Gravity free?

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

### Do Inversion or Define Gravity have ads?

Inversion shows ads; Define Gravity does not.

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

Inversion ships an update every 2 months, and Define Gravity every 2 days. Most recently, Inversion was updated on October 13, 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.*