# HARAKU vs Wave Simulator Lab by CS

The clearest difference is in-app purchases: HARAKU at none against Wave Simulator Lab by CS's 1. HARAKU also leads on iOS requirement (15.0 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Wave Simulator Lab by CS sells 1 one-off in-app purchase. HARAKU asks for nothing beyond the download.

## The numbers

| Metric | HARAKU | Wave Simulator Lab by CS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | — |
| Size | 24 MB | 11 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Fuji Bit Inc.](https://appshunter.io/developer/1874205957) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### HARAKU

[App page](https://appshunter.io/ios/app/haraku-wave-physics/id6759958253)

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

**In-app purchases:** none


### Wave Simulator Lab by CS

[App page](https://appshunter.io/ios/app/wave-simulator-lab-by-cs/id6769319688)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $2.99 | one-time |


## Frequently asked questions

### Is HARAKU free?

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

### Is Wave Simulator Lab by CS free?

Wave Simulator Lab by CS is free to download, with in-app purchases available.

### Do HARAKU or Wave Simulator Lab by CS have ads?

Both HARAKU and Wave Simulator Lab by CS show ads.

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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.*