# Happy Linky vs Zeroki

The clearest difference is in-app purchases: Zeroki at none against Happy Linky's 2. Happy Linky's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. Happy Linky sells 2 in-app purchases, starting at $0.99 per month. Zeroki asks for nothing beyond the download.

## The numbers

| Metric | Happy Linky | Zeroki |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Size | 44 MB | 51 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ANTARES TECHNOLOGY LLC](https://appshunter.io/developer/1811230279) | [Pedro Iniesta](https://appshunter.io/developer/1645524353) |

## What reviewers say

### Happy Linky

[App page](https://appshunter.io/ios/app/happy-linky/id6747055870)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Plan | $0.99 | per month |
| Yealy Premium Plan | $6.99 | per year |


### Zeroki

[App page](https://appshunter.io/ios/app/zeroki-math-puzzle-game/id6763060920)

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

**In-app purchases:** none


## Frequently asked questions

### Is Happy Linky free?

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

### Is Zeroki free?

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

### Do Happy Linky or Zeroki have ads?

Zeroki shows ads; Happy Linky does not.

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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.*