# Ocno vs Auralize

The clearest difference is iOS requirement: Ocno at 13.0 against Auralize's 16.2. On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Ocno | Auralize |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 3 months |
| Size | 27 MB | 24 MB |
| Requires iOS | **13.0** | 16.2 |
| Devices | — | **iPhone** |
| Age rating | 17+ | 4+ |
| Developer | [Humanit](https://appshunter.io/developer/1642950930) | [AURALIZE SOFTWARE LTDA](https://appshunter.io/developer/6796823224) |

## What reviewers say

### Ocno

[App page](https://appshunter.io/ios/app/ocno/id6473051829)

**In-app purchases:** none


### Auralize

[App page](https://appshunter.io/ios/app/auralize-sound-level-meter/id6496508273)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ocno free?

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

### Is Auralize free?

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

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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.*