# PalmPlay vs mkZero

The clearest difference is in-app purchases: PalmPlay at none against mkZero's 9. PalmPlay also leads on update cadence (every 2 days vs every 5 weeks). mkZero's advantage is iOS requirement (12.2 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. mkZero sells 9 one-off in-app purchases. PalmPlay asks for nothing beyond the download.

PalmPlay ships an update every 2 days, mkZero every 5 weeks. The most recent releases landed on September 19, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | PalmPlay | mkZero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 5 weeks |
| Size | 42 MB | 13 MB |
| Requires iOS | 14.0 | **12.2** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 9+ |
| Developer | [TRANSSNET FINANCIAL SERVICE LIMITED](https://appshunter.io/developer/1442477921) | [GameJab OÜ](https://appshunter.io/developer/1831019149) |

## What reviewers say

### PalmPlay

[App page](https://appshunter.io/ios/app/palmplay/id6472889657)

**Features:** macOS Compatibility

**In-app purchases:** none


### mkZero

[App page](https://appshunter.io/ios/app/mkzero-math-challenge/id6749543532)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads For 3 Days | $0.29 | one-time |
| 20 Lives | $0.99 | one-time |
| 50 Lives | $1.99 | one-time |
| 100 Lives | $3.99 | one-time |
| Remove Ads | $4.99 | one-time |
| 300 Lives | $9.99 | one-time |
| 500 Lives | $14.99 | one-time |
| 1,000 lives! | $24.99 | one-time |
| Infinite Lives | $99.99 | one-time |


## Frequently asked questions

### Is PalmPlay free?

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

### Is mkZero free?

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

### Do PalmPlay or mkZero have ads?

Both PalmPlay and mkZero show ads.

### Which is updated more often, PalmPlay or mkZero?

PalmPlay ships an update every 2 days, and mkZero every 5 weeks. Most recently, PalmPlay was updated on September 19, 2026 and mkZero on September 20, 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.*