# Phaze vs Form Factor

The clearest difference is in-app purchases: Form Factor at none against Phaze's 8. Phaze's advantage is update cadence (weekly vs fortnightly) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Phaze sells 8 in-app purchases, starting at $4.99 per month. Form Factor asks for nothing beyond the download.

Phaze ships an update weekly, Form Factor fortnightly. Both last shipped on October 25, 2026.

## The numbers

| Metric | Phaze | Form Factor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (43 ratings)](https://appshunter.io/ios/app/phaze-weight-and-glp-1-tracker/id6758974954/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 240 MB | 8 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [ZEIT TECNOLOGIA LTDA](https://appshunter.io/developer/1706772940) | [Ariel Tyson](https://appshunter.io/developer/1769841120) |

## What reviewers say

### Phaze

[App page](https://appshunter.io/ios/app/phaze-weight-and-glp-1-tracker/id6758974954)

Track your body transformation on GLP-1 medications with this comprehensive health and fitness app. Log meals via voice or camera, monitor key metrics like protein and hydration, and visualize progress with unique photo overlays and weekly recaps. It also helps manage medication side effects and provides AI-powered dietary advice.

**Highlights:** Customizable home screen with bento tiles, Voice and AI-powered meal logging, Ghost overlay progress photo comparison, Dose cycle ring and side effect tracking, AI diet assistant for GLP-1 users, Doctor PDF report generation, Live Activities for Lock Screen and Dynamic Island

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Phaze Pro Monthly with Trial | $4.99 | per month |
| Phaze Pro Monthly | $4.99 | per month |
| Phaze Pro Monthly | $5.99 | per month |
| Phaze Pro Yearly | $34.99 | per year |
| Yearly | $39.99 | per year |
| Phaze Annual Pro with Trial | $39.99 | per year |
| Phaze Pro Yearly | $44.99 | per year |


### Form Factor

[App page](https://appshunter.io/ios/app/form-factor/id6759933985)

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

**In-app purchases:** none


## Frequently asked questions

### Is Phaze free?

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

### Is Form Factor free?

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

### Do Phaze or Form Factor have ads?

Neither Phaze nor Form Factor shows ads.

### Which is updated more often, Phaze or Form Factor?

Phaze ships an update weekly, and Form Factor fortnightly. Most recently, Phaze was updated on October 25, 2026 and Form Factor 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.*