# Power in Motion Gym vs The PHI

The clearest difference is ads: The PHI at none against Power in Motion Gym's shown. Power in Motion Gym's advantage is update cadence (every 3 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Power in Motion Gym ships an update every 3 weeks, The PHI every 3 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Power in Motion Gym | The PHI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 117 MB | 14 MB |
| Requires iOS | 14.0 | **13.5** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Power in Motion LLC](https://appshunter.io/developer/1751691965) | [Phi Strength and Conditioning Inc](https://appshunter.io/developer/1790844630) |

## What reviewers say

### Power in Motion Gym

[App page](https://appshunter.io/ios/app/power-in-motion-gym/id6504282907)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### The PHI

[App page](https://appshunter.io/ios/app/the-phi/id6740625134)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Power in Motion Gym free?

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

### Is The PHI free?

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

### Do Power in Motion Gym or The PHI have ads?

Power in Motion Gym shows ads; The PHI does not.

### Which is updated more often, Power in Motion Gym or The PHI?

Power in Motion Gym ships an update every 3 weeks, and The PHI every 3 months. Most recently, Power in Motion Gym was updated on November 4, 2026 and The PHI on October 30, 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.*