# Tern Explore 3D vs Gravity Trial

The clearest difference is iOS requirement: Gravity Trial at 13.0 against Tern Explore 3D's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Tern Explore 3D ships an update weekly, Gravity Trial every 5 days. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Tern Explore 3D | Gravity Trial |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 5 days** |
| Size | 135 MB | 129 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [艳 熊](https://appshunter.io/developer/1852689595) | [Nhung Thi Lam Thi](https://appshunter.io/developer/1877108777) |

## What reviewers say

### Tern Explore 3D

[App page](https://appshunter.io/ios/app/tern-explore-3d-discovery-game/id6757153870)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gravity Trial

[App page](https://appshunter.io/ios/app/gravity-trialplant-jump/id6760386779)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tern Explore 3D free?

Tern Explore 3D is free to download, with no in-app purchases.

### Is Gravity Trial free?

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

### Do Tern Explore 3D or Gravity Trial have ads?

Both Tern Explore 3D and Gravity Trial show ads.

### Which is updated more often, Tern Explore 3D or Gravity Trial?

Tern Explore 3D ships an update weekly, and Gravity Trial every 5 days. Most recently, Tern Explore 3D was updated on October 14, 2026 and Gravity Trial on October 25, 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.*