# Aurubis vs Oust!

The clearest difference is update cadence: Oust! at every 3 weeks against Aurubis's every 4 months. Aurubis's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Aurubis ships an update every 4 months, Oust! every 3 weeks. The most recent releases landed on September 5, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Aurubis | Oust! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 131 MB | 58 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Innovation.Home](https://appshunter.io/developer/626692557) | [Oust Sarl](https://appshunter.io/developer/1510010480) |

## What reviewers say

### Aurubis

[App page](https://appshunter.io/ios/app/aurubis/id1339563243)

**Features:** macOS Compatibility

**In-app purchases:** none


### Oust!

[App page](https://appshunter.io/ios/app/oust/id1480809301)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aurubis free?

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

### Is Oust! free?

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

### Do Aurubis or Oust! have ads?

Neither Aurubis nor Oust! shows ads.

### Which is updated more often, Aurubis or Oust!?

Aurubis ships an update every 4 months, and Oust! every 3 weeks. Most recently, Aurubis was updated on September 5, 2026 and Oust! on September 15, 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.*