# Kids Math vs Train +

The clearest difference is update cadence: Train + at every 4 months against Kids Math's every 71 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.

Kids Math ships an update every 71 months, Train + every 4 months. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Kids Math | Train + |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 71 months | **Every 4 months** |
| Size | 23 MB | 1 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bao Tran](https://appshunter.io/developer/1541146400) | [Marton Varga](https://appshunter.io/developer/1462579601) |

## What reviewers say

### Kids Math

[App page](https://appshunter.io/ios/app/kids-math-naughty-pig/id1541583837)

**Features:** macOS Compatibility

**In-app purchases:** none


### Train +

[App page](https://appshunter.io/ios/app/train-plus-math-practice/id1556128831)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kids Math free?

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

### Is Train + free?

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

### Do Kids Math or Train + have ads?

Neither Kids Math nor Train + shows ads.

### Which is updated more often, Kids Math or Train +?

Kids Math ships an update every 71 months, and Train + every 4 months. Most recently, Kids Math was updated on October 9, 2026 and Train + 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.*