# Power Frail vs Myon

Power Frail and Myon 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.

Power Frail ships an update every 2 weeks, Myon every 10 days. The most recent releases landed on October 15, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Power Frail | Myon |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free | — |
| Size | 58 MB | 48 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Universidad Castilla La Mancha](https://appshunter.io/developer/1573250101) | [Fernando Martinez Alvarez](https://appshunter.io/developer/1896753467) |

## What reviewers say

### Power Frail

[App page](https://appshunter.io/ios/app/power-frail/id1573250099)

Assess muscle power and frailty in older adults with scientifically validated tools. Receive personalized recommendations for physical activity to improve health and functional capacity.

**Highlights:** Muscle power assessment (STS power test), Frailty assessment (FTS-5 test), Individualized exercise recommendations, Scientifically validated tools, Detects risk of falls and dependence

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

**In-app purchases:** none


### Myon

[App page](https://appshunter.io/ios/app/myon/id6770560521)

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

**In-app purchases:** none


## Frequently asked questions

### Is Power Frail free?

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

### Is Myon free?

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

### Do Power Frail or Myon have ads?

Neither Power Frail nor Myon shows ads.

### Which is updated more often, Power Frail or Myon?

Power Frail ships an update every 2 weeks, and Myon every 10 days. Most recently, Power Frail was updated on October 15, 2026 and Myon on October 28, 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.*