# Helix RH vs Austerlitz

The clearest difference is update cadence: Helix RH at fortnightly against Austerlitz's every 6 months. Austerlitz's advantage is iOS requirement (12.4 vs 18.6). 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.

Helix RH ships an update fortnightly, Austerlitz every 6 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | Helix RH | Austerlitz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 months |
| Size | 1 MB | 19 MB |
| Requires iOS | 18.6 | **12.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [DC Mobilité](https://appshunter.io/developer/1550768757) | [Valneo](https://appshunter.io/developer/470531607) |

## What reviewers say

### Helix RH

[App page](https://appshunter.io/ios/app/helix-rh/id1550768755)

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

**In-app purchases:** none


### Austerlitz

[App page](https://appshunter.io/ios/app/austerlitz-ilot-a7a8/id6480456803)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Helix RH free?

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

### Is Austerlitz free?

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

### Do Helix RH or Austerlitz have ads?

Neither Helix RH nor Austerlitz shows ads.

### Which is updated more often, Helix RH or Austerlitz?

Helix RH ships an update fortnightly, and Austerlitz every 6 months. Most recently, Helix RH was updated on October 25, 2026 and Austerlitz on October 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.*