# Greenlink Express vs HATS Parent App

The clearest difference is update cadence: HATS Parent App at every 24 months against Greenlink Express's every 65 months. On price, in-app purchases and iOS requirement there is nothing between them.

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

Greenlink Express ships an update every 65 months, HATS Parent App every 24 months. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Greenlink Express | HATS Parent App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Update frequency | Every 65 months | **Every 24 months** |
| Size | 78 MB | 77 MB |
| Requires iOS | 16.2 | 16.2 |
| Age rating | 4+ | 4+ |
| Developer | [GREENLINK EXPRESS LIMITED](https://appshunter.io/developer/1544968048) | [HATS GROUP LTD](https://appshunter.io/developer/1750507790) |

## What reviewers say

### Greenlink Express

[App page](https://appshunter.io/ios/app/greenlink-express/id1544968046)

**In-app purchases:** none


### HATS Parent App

[App page](https://appshunter.io/ios/app/hats-parent-app/id6503953010)

**In-app purchases:** none


## Frequently asked questions

### Is Greenlink Express free?

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

### Is HATS Parent App free?

HATS Parent App is free to download, with no in-app purchases.

### Which is updated more often, Greenlink Express or HATS Parent App?

Greenlink Express ships an update every 65 months, and HATS Parent App every 24 months. Most recently, Greenlink Express was updated on October 9, 2026 and HATS Parent App 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.*