# RackRush.kids vs Counting & Math Playtime

The clearest difference is in-app purchases: RackRush.kids at none against Counting & Math Playtime's 3. Counting & Math Playtime's advantage is update cadence (every 3 weeks vs every 8 months) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Counting & Math Playtime sells 3 in-app purchases, starting at $0.99 per month. RackRush.kids asks for nothing beyond the download.

RackRush.kids ships an update every 8 months, Counting & Math Playtime every 3 weeks. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | RackRush.kids | Counting & Math Playtime |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Size | 16 MB | 106 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Btltech Ltd](https://appshunter.io/developer/1867542085) | [Gevorg Sukiasyan](https://appshunter.io/developer/1776114060) |

## What reviewers say

### RackRush.kids

[App page](https://appshunter.io/ios/app/rackrushkids/id6757763354)

**Features:** macOS Compatibility

**In-app purchases:** none


### Counting & Math Playtime

[App page](https://appshunter.io/ios/app/counting-and-math-playtime/id6758024232)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math full version | $0.99 | per month |
| Math full version | $12.99 | per year |
| Math full version | $0.99 | one-time |


## Frequently asked questions

### Is RackRush.kids free?

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

### Is Counting & Math Playtime free?

Counting & Math Playtime is free to download, with in-app purchases available.

### Do RackRush.kids or Counting & Math Playtime have ads?

Neither RackRush.kids nor Counting & Math Playtime shows ads.

### Which is updated more often, RackRush.kids or Counting & Math Playtime?

RackRush.kids ships an update every 8 months, and Counting & Math Playtime every 3 weeks. Most recently, RackRush.kids was updated on October 14, 2026 and Counting & Math Playtime 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.*