# GemEx ION vs KeyStar Gems

The clearest difference is update cadence: KeyStar Gems at every 2 months against GemEx ION's every 5 months. KeyStar Gems also leads on iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

GemEx ION ships an update every 5 months, KeyStar Gems every 2 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | GemEx ION | KeyStar Gems |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 19 MB | 25 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GemEx Systems](https://appshunter.io/developer/569632303) | [OOZEE TECHNOLOGIES](https://appshunter.io/developer/1017657067) |

## What reviewers say

### GemEx ION

[App page](https://appshunter.io/ios/app/gemex-ion/id1015091208)

**Features:** macOS Compatibility

**In-app purchases:** none


### KeyStar Gems

[App page](https://appshunter.io/ios/app/keystar-gems/id6444875782)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GemEx ION free?

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

### Is KeyStar Gems free?

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

### Do GemEx ION or KeyStar Gems have ads?

Neither GemEx ION nor KeyStar Gems shows ads.

### Which is updated more often, GemEx ION or KeyStar Gems?

GemEx ION ships an update every 5 months, and KeyStar Gems every 2 months. Most recently, GemEx ION was updated on October 26, 2026 and KeyStar Gems on October 27, 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.*