# PhysioElements vs Empress Ouroboros

PhysioElements and Empress Ouroboros are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | PhysioElements | Empress Ouroboros |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/physioelements/id1667361139/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 55 MB | 86 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Momence, Inc.](https://appshunter.io/developer/1577856011) | [Spotbee, Inc.](https://appshunter.io/developer/1465231993) |

## What reviewers say

### PhysioElements

[App page](https://appshunter.io/ios/app/physioelements/id1667361139)

Manage your account, book classes, and access on-demand content. Stay connected with announcements, promotions, and direct messaging. Easily follow public feeds for updates and shared content.

**Highlights:** Account management, Class and event booking, On-demand content access, Direct messaging, Public feed for announcements, Promotions and shared content

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

**In-app purchases:** none


### Empress Ouroboros

[App page](https://appshunter.io/ios/app/empress-ouroboros/id6753869423)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is PhysioElements free?

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

### Is Empress Ouroboros free?

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

### Do PhysioElements or Empress Ouroboros have ads?

Neither PhysioElements nor Empress Ouroboros shows ads.

### Which is updated more often, PhysioElements or Empress Ouroboros?

PhysioElements ships an update every 2 months, and Empress Ouroboros every 2 months. Most recently, PhysioElements was updated on October 9, 2026 and Empress Ouroboros on October 3, 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.*