# Color Maths vs Kaira

The clearest difference is update cadence: Kaira at every 10 days against Color Maths's monthly. Color Maths's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Color Maths sells 1 one-off in-app purchase and Kaira sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Color Maths ships an update monthly, Kaira every 10 days. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Color Maths | Kaira |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Size | 37 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ihor Skliar](https://appshunter.io/developer/1621786270) | [Spartak Kagramanyan](https://appshunter.io/developer/1891936181) |

## What reviewers say

### Color Maths

[App page](https://appshunter.io/ios/app/color-maths/id1621786268)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Levels | $0.99 | one-time |


### Kaira

[App page](https://appshunter.io/ios/app/kaira-math/id6761885184)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kaira: Math Premium | $4.99 | per month |
| Kaira: Math Premium | $29.99 | per year |


## Frequently asked questions

### Is Color Maths free?

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

### Is Kaira free?

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

### Do Color Maths or Kaira have ads?

Neither Color Maths nor Kaira shows ads.

### Which is updated more often, Color Maths or Kaira?

Color Maths ships an update monthly, and Kaira every 10 days. Most recently, Color Maths was updated on October 17, 2026 and Kaira on October 10, 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.*