# ParentXP vs Mr Kai

The clearest difference is update cadence: Mr Kai at daily against ParentXP's every 2 months. 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.

ParentXP ships an update every 2 months, Mr Kai daily. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ParentXP | Mr Kai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 34 MB | 172 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [GEMS Group Holdings Limited](https://appshunter.io/developer/1462613345) | [Henry Willis](https://appshunter.io/developer/1857291484) |

## What reviewers say

### ParentXP

[App page](https://appshunter.io/ios/app/parentxp/id6749554210)

**In-app purchases:** none


### Mr Kai

[App page](https://appshunter.io/ios/app/mr-kai/id6759115076)

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

**In-app purchases:** none


## Frequently asked questions

### Is ParentXP free?

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

### Is Mr Kai free?

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

### Do ParentXP or Mr Kai have ads?

Neither ParentXP nor Mr Kai shows ads.

### Which is updated more often, ParentXP or Mr Kai?

ParentXP ships an update every 2 months, and Mr Kai daily. Most recently, ParentXP was updated on October 6, 2026 and Mr Kai on October 7, 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.*