# Grav Box vs Gravity Two

The clearest difference is in-app purchases: Gravity Two at none against Grav Box's 10. Gravity Two also leads on ads (none vs shown) and iOS requirement (8.0 vs 14.0). Grav Box's advantage is update cadence (every 5 months vs every 11 months). On price and device support there is nothing between them.

Both are free to download. Grav Box sells 10 one-off in-app purchases. Gravity Two asks for nothing beyond the download.

Grav Box ships an update every 5 months, Gravity Two every 11 months. Both last shipped on September 17, 2026.

## The numbers

| Metric | Grav Box | Gravity Two |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (26 ratings)](https://appshunter.io/ios/app/grav-box/id1050320618/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 96.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 months** | Every 11 months |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 16 MB |
| Requires iOS | 14.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gianluca Capraro](https://appshunter.io/developer/1691787728) | [Sami Salkosuo](https://appshunter.io/developer/820432278) |

## What reviewers say

### Grav Box

[App page](https://appshunter.io/ios/app/grav-box/id1050320618)

Control gravity with a tap and hold to manipulate objects. Customize their appearance, explore dynamic physics, and engage in arcade challenges with leaderboards and achievements.

**Highlights:** Tap and hold to control gravity, Customize grav colors and emojis, Dynamic backgrounds and physics effects, Arcade mode with achievements, Global leaderboards, In-game events like black holes

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold Blocks (100) Pack | $0.99 | one-time |
| Light Portal | $0.99 | one-time |
| Dark Portal | $0.99 | one-time |
| Grav Box | $0.99 | one-time |
| Midnight | $0.99 | one-time |
| Daybreak | $0.99 | one-time |
| Beach | $0.99 | one-time |
| Jungle | $0.99 | one-time |
| Mist | $0.99 | one-time |
| Gold Blocks (1000) Pack | $4.99 | one-time |


### Gravity Two

[App page](https://appshunter.io/ios/app/gravity-two/id1493331179)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Grav Box free?

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

### Is Gravity Two free?

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

### Do Grav Box or Gravity Two have ads?

Grav Box shows ads; Gravity Two does not.

### Which is updated more often, Grav Box or Gravity Two?

Grav Box ships an update every 5 months, and Gravity Two every 11 months. Most recently, Grav Box was updated on September 17, 2026 and Gravity Two on September 17, 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.*