# Creta Class vs きづき

The clearest difference is update cadence: きづき at every 3 days against Creta Class's fortnightly. Creta Class's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Creta Class sells 16 in-app purchases, starting at $14.99 per month and きづき sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Creta Class ships an update fortnightly, きづき every 3 days. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Creta Class | きづき |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (92 ratings)](https://appshunter.io/ios/app/creta-class/id1583359669/reviews)** | — |
| Number of ratings | **92** | — |
| Positive reviews | 64.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 200 MB | 56 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AMAZING EDTECH PTE. LTD.](https://appshunter.io/developer/1597060777) | [Rst.com](https://appshunter.io/developer/1572943699) |

## What reviewers say

### Creta Class

[App page](https://appshunter.io/ios/app/creta-class/id1583359669)

This math program for children aged 3-8 offers a fun and engaging way to learn. Developed by experts, it features a systematic curriculum with interactive lessons, animations, and exercises. AI-powered personalized learning paths ensure kids acquire essential math skills and competencies.

**Highlights:** AI-powered personalized learning paths, Interactive lessons and exercises, Systematic curriculum for ages 3-8, Develops logical reasoning and problem-solving, Bite-sized daily sessions, Ad-free and safe environment

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan for Old  User | $14.99 | per month |
| Monthly Plan | $14.99 | per month |
| Monthly Plan for  Referral | $14.99 | per month |
| Monthly Plan | $18.99 | per month |
| 初月半額サブスク | $24.99 | per month |
| 月額サブスク | $24.99 | per month |
| 月間プラン | $24.99 | per month |
| 月間プラン | $30.99 | per month |
| 一年サブスク | $72.00 | per year |
| 年額サブスク | $299.99 | per year |
| Yearly Plan for Old User | $399.99 | per year |
| Yearly Plan | $399.99 | per year |
| 1 Unit-DF | $18.99 | one-time |
| 1 Unit | $18.99 | one-time |
| 1 Unit | $34.99 | one-time |
| 一年買い切り | $149.99 | one-time |


### きづき

[App page](https://appshunter.io/ios/app/id6760141790)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| おたよりAI Premium（月額） | $2.99 | per month |
| Family Monthly | $4.99 | per month |
| おたよりAI Premium（年額） | $29.99 | per year |
| Family Annual | $49.99 | per year |


## Frequently asked questions

### Is Creta Class free?

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

### Is きづき free?

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

### Do Creta Class or きづき have ads?

Neither Creta Class nor きづき shows ads.

### Which is updated more often, Creta Class or きづき?

Creta Class ships an update fortnightly, and きづき every 3 days. Most recently, Creta Class was updated on October 16, 2026 and きづき 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.*