# Circle 0 vs Kids math games

The clearest difference is price: Kids math games at Free against Circle 0's $0.99. Kids math games also leads on device support (3 vs 1) and iOS requirement (8.0 vs 12.0). On update cadence, ads and in-app purchases there is nothing between them.

Kids math games is free to download; Circle 0 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Circle 0 ships an update every 38 months, Kids math games every 20 months. The most recent releases landed on May 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Circle 0 | Kids math games |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kids-math-games/id1007013520/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 20 months** |
| Monetization | — | Free |
| Size | 8 MB | 10 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [Surasak Khanchaiyaphum](https://appshunter.io/developer/956439269) |

## What reviewers say

### Circle 0

[App page](https://appshunter.io/ios/app/circle-0/id960057465)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kids math games

[App page](https://appshunter.io/ios/app/kids-math-games/id1007013520)

This educational game challenges players with timed math questions to test their IQ. It's designed for both children and adults, requiring quick thinking to select the correct answer before the time limit expires.

**Highlights:** Timed math challenges, IQ testing, Quick answer selection, Suitable for all ages, Educational gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Circle 0 free?

Circle 0 costs $0.99, with no in-app purchases.

### Is Kids math games free?

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

### Do Circle 0 or Kids math games have ads?

Neither Circle 0 nor Kids math games shows ads.

### Which is updated more often, Circle 0 or Kids math games?

Circle 0 ships an update every 38 months, and Kids math games every 20 months. Most recently, Circle 0 was updated on May 17, 2026 and Kids math games on October 5, 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.*