# Kaira vs Світ Казок

The clearest difference is update cadence: Світ Казок at daily against Kaira's every 10 days. Kaira's advantage is iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Kaira ships an update every 10 days, Світ Казок daily. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Kaira | Світ Казок |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Daily** |
| Size | 3 MB | 426 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Spartak Kagramanyan](https://appshunter.io/developer/1891936181) | [Sebastian Strus](https://appshunter.io/developer/1458099995) |

## What reviewers say

### 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 |


### Світ Казок

[App page](https://appshunter.io/ios/app/id6773642284)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $3.99 | one-time |


## Frequently asked questions

### Is Kaira free?

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

### Is Світ Казок free?

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

### Do Kaira or Світ Казок have ads?

Neither Kaira nor Світ Казок shows ads.

### Which is updated more often, Kaira or Світ Казок?

Kaira ships an update every 10 days, and Світ Казок daily. Most recently, Kaira was updated on October 28, 2026 and Світ Казок on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*