# PHYT vs ChatMum

The clearest difference is in-app purchases: ChatMum at none against PHYT's 2. ChatMum also leads on ads (none vs shown). PHYT's advantage is update cadence (every 10 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. PHYT sells 2 in-app purchases, starting at $12.99 per month. ChatMum asks for nothing beyond the download.

PHYT ships an update every 10 days, ChatMum every 3 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | PHYT | ChatMum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/phyt-the-body-composition-app/id6756327640/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 109 MB | 13 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [The Getfitta Group Limited](https://appshunter.io/developer/1860110647) | [Darren Hughes](https://appshunter.io/developer/1896540893) |

## What reviewers say

### PHYT

[App page](https://appshunter.io/ios/app/phyt-the-body-composition-app/id6756327640)

This app uses AI-powered body scanning to provide detailed insights into your body composition, moving beyond just weight. Understand metrics like fat mass, lean mass, and muscle to track progress and make informed health decisions. It offers weekly scans and clear explanations to keep you motivated for long-term fitness goals.

**Highlights:** AI-powered body scanning, Detailed body composition breakdown, Track fat mass, lean mass, bone mass, Monitor muscle and visceral fat, Weekly progress tracking, Clear, jargon-free insights

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $12.99 | per month |
| Annual subscription | $79.99 | per year |


### ChatMum

[App page](https://appshunter.io/ios/app/chatmum/id6768112116)

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

**In-app purchases:** none


## Frequently asked questions

### Is PHYT free?

PHYT is free to download, with in-app purchases available.

### Is ChatMum free?

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

### Do PHYT or ChatMum have ads?

PHYT shows ads; ChatMum does not.

### Which is updated more often, PHYT or ChatMum?

PHYT ships an update every 10 days, and ChatMum every 3 weeks. Most recently, PHYT was updated on October 25, 2026 and ChatMum 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.*