# Gravity Two vs TriBody

The clearest difference is in-app purchases: Gravity Two at none against TriBody's 10. Gravity Two also leads on iOS requirement (8.0 vs 13.0). TriBody's advantage is update cadence (fortnightly vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. TriBody sells 9 one-off in-app purchases. Gravity Two asks for nothing beyond the download.

Gravity Two ships an update every 11 months, TriBody fortnightly. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Gravity Two | TriBody |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Fortnightly** |
| Size | 16 MB | 322 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sami Salkosuo](https://appshunter.io/developer/820432278) | [Cihan Toraman](https://appshunter.io/developer/1858040697) |

## What reviewers say

### Gravity Two

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

**Features:** macOS Compatibility

**In-app purchases:** none


### TriBody

[App page](https://appshunter.io/ios/app/tribody-space-survival/id6756027936)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chapter 8 – Broken Control | $0.99 | one-time |
| Chapter 6 – Heavy Drift | $0.99 | one-time |
| Chapter 11 – Total Breakdown | $0.99 | one-time |
| Unlock all remaining chapters | $1.99 | one-time |
| Unlock all remaining chapters | $3.99 | one-time |
| Unlock all remaining chapters | $5.99 | one-time |
| Unlock all remaining chapters | $6.99 | one-time |
| Unlock all remaining chapters | $7.99 | one-time |
| Unlock all chapters | $8.99 | one-time |


## Frequently asked questions

### Is Gravity Two free?

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

### Is TriBody free?

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

### Do Gravity Two or TriBody have ads?

Neither Gravity Two nor TriBody shows ads.

### Which is updated more often, Gravity Two or TriBody?

Gravity Two ships an update every 11 months, and TriBody fortnightly. Most recently, Gravity Two was updated on November 3, 2026 and TriBody on October 28, 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.*