# Fun! Katakana vs Knowtopia

The clearest difference is iOS requirement: Fun! Katakana at 12.0 against Knowtopia's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Fun! Katakana sells 1 one-off in-app purchase and Knowtopia sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 20, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Fun! Katakana | Knowtopia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (18 ratings)](https://appshunter.io/ios/app/fun-katakana/id1409167644/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 92.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 75 MB | 59 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hajime Nakamura](https://appshunter.io/developer/1765813920) | [Chad Alexander Knowlton](https://appshunter.io/developer/1845256027) |

## What reviewers say

### Fun! Katakana

[App page](https://appshunter.io/ios/app/fun-katakana/id1409167644)

This educational game helps children learn to write Japanese Katakana characters through interactive tracing exercises. Encouraging characters guide them as they practice, with a portion of the alphabet available for free and the full set unlockable via purchase.

**Highlights:** Learn to write Katakana, Interactive tracing exercises, Encouraging characters, Full character set unlockable, Family Sharing compatible

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version | $2.99 | one-time |


### Knowtopia

[App page](https://appshunter.io/ios/app/knowtopia/id6753843222)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Knowtopia Full-Access | $0.49 | one-time |


## Frequently asked questions

### Is Fun! Katakana free?

Fun! Katakana is free to download, with in-app purchases available.

### Is Knowtopia free?

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

### Do Fun! Katakana or Knowtopia have ads?

Neither Fun! Katakana nor Knowtopia shows ads.

### Which is updated more often, Fun! Katakana or Knowtopia?

Fun! Katakana ships an update every 3 months, and Knowtopia every 3 months. Most recently, Fun! Katakana was updated on October 20, 2026 and Knowtopia on September 20, 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.*