# Imajourn vs Chladni

The clearest difference is ads: Imajourn at none against Chladni's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Imajourn | Chladni |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 10 days |
| Size | 3 MB | 5 MB |
| Requires iOS | 17 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fabin Rasheed](https://appshunter.io/developer/1856444168) | [Takashi Nemoto](https://appshunter.io/developer/6790828928) |

## What reviewers say

### Imajourn

[App page](https://appshunter.io/ios/app/imajourn/id6755799080)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Imajourn | $4.99 | one-time |


### Chladni

[App page](https://appshunter.io/ios/app/chladni-sound-patterns/id6812944446)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads and Watermark | $0.99 | one-time |


## Frequently asked questions

### Is Imajourn free?

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

### Is Chladni free?

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

### Do Imajourn or Chladni have ads?

Chladni shows ads; Imajourn does not.

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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.*