# Jump on Mars vs Gem

The clearest difference is in-app purchases: Gem at none against Jump on Mars's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Jump on Mars sells 1 one-off in-app purchase. Gem asks for nothing beyond the download.

## The numbers

| Metric | Jump on Mars | Gem |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/jump-on-mars/id1564644469/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 24 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 121 MB | 108 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ghassan Jaam](https://appshunter.io/developer/1071543938) | [Antier Solutions Private Limited](https://appshunter.io/developer/1074696410) |

## What reviewers say

### Jump on Mars

[App page](https://appshunter.io/ios/app/jump-on-mars/id1564644469)

Engage in an intense arcade challenge by tapping to jump and swiping to dash. Unleash devastating attacks, dodge enemies, and collect power-ups to survive. Master a dynamic combat system and unlock new abilities as you progress through increasingly difficult challenges.

**Highlights:** Tap to jump, swipe to dash, Unlock new abilities and upgrades, Dynamic combat system with unique enemies, Collect power-ups like shields and magnets, Master combo system for bonus points, Stunning visual effects, Game Center leaderboards

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Gem

[App page](https://appshunter.io/ios/app/gem-miner/id6633431284)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Jump on Mars free?

Jump on Mars is free to download, with in-app purchases available.

### Is Gem free?

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

### Do Jump on Mars or Gem have ads?

Neither Jump on Mars nor Gem shows ads.

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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.*