# Beetle Museum vs KAII

The clearest difference is in-app purchases: KAII at none against Beetle Museum's 3. KAII also leads on update cadence (every 6 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Beetle Museum sells 3 one-off in-app purchases. KAII asks for nothing beyond the download.

Beetle Museum ships an update every 3 months, KAII every 6 weeks. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Beetle Museum | KAII |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Size | 893 MB | 78 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Yasuhiro Mizuki](https://appshunter.io/developer/1493157137) | [yota hojo](https://appshunter.io/developer/1585956018) |

## What reviewers say

### Beetle Museum

[App page](https://appshunter.io/ios/app/beetle-museum/id6744837908)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gem Add  10 | $0.99 | one-time |
| Gem Add 100 | $4.99 | one-time |
| Gem Add 1,000 | $9.99 | one-time |


### KAII

[App page](https://appshunter.io/ios/app/kaii-roku/id6790129310)

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

**In-app purchases:** none


## Frequently asked questions

### Is Beetle Museum free?

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

### Is KAII free?

KAII is free to download, with no in-app purchases.

### Do Beetle Museum or KAII have ads?

Both Beetle Museum and KAII show ads.

### Which is updated more often, Beetle Museum or KAII?

Beetle Museum ships an update every 3 months, and KAII every 6 weeks. Most recently, Beetle Museum was updated on September 23, 2026 and KAII on September 25, 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.*