# Aerth Saunas vs Cocoon Movement Studio

The clearest difference is update cadence: Aerth Saunas at every 2 weeks against Cocoon Movement Studio's every 3 months. 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.

Aerth Saunas ships an update every 2 weeks, Cocoon Movement Studio every 3 months. The most recent releases landed on October 21, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Aerth Saunas | Cocoon Movement Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Size | 38 MB | 121 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [AERTH SAUNA CORP.](https://appshunter.io/developer/1803481386) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### Aerth Saunas

[App page](https://appshunter.io/ios/app/aerth-saunas/id6743568947)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Cocoon Movement Studio

[App page](https://appshunter.io/ios/app/cocoon-movement-studio/id6766601360)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aerth Saunas free?

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

### Is Cocoon Movement Studio free?

Cocoon Movement Studio is free to download, with no in-app purchases.

### Do Aerth Saunas or Cocoon Movement Studio have ads?

Neither Aerth Saunas nor Cocoon Movement Studio shows ads.

### Which is updated more often, Aerth Saunas or Cocoon Movement Studio?

Aerth Saunas ships an update every 2 weeks, and Cocoon Movement Studio every 3 months. Most recently, Aerth Saunas was updated on October 21, 2026 and Cocoon Movement Studio on October 13, 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.*