# GLP vs Fast

The clearest difference is in-app purchases: Fast at none against GLP's 1. Fast also leads on iOS requirement (15.1 vs 17.0). GLP's advantage is update cadence (fortnightly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. GLP sells 1 one-off in-app purchase. Fast asks for nothing beyond the download.

GLP ships an update fortnightly, Fast every 2 months. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | GLP | Fast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/glp-1-tracker-lumi/id6762165355/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Paid | — |
| Size | 2 MB | 43 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AppFactor LLC](https://appshunter.io/developer/1886628329) | [Borche Davchev](https://appshunter.io/developer/1894036390) |

## What reviewers say

### GLP

[App page](https://appshunter.io/ios/app/glp-1-tracker-lumi/id6762165355)

This app helps individuals on GLP-1 medication track their doses, weight, and daily well-being privately. It offers features like medication logging, weight tracking with Apple Health sync, and journaling with AI-powered calorie estimates. All data is stored locally for maximum privacy.

**Highlights:** Log GLP-1 doses and injection sites, Track weight and sync with Apple Health, Journal daily feelings and meals, AI-powered calorie estimates, Daily check-ins for appetite and energy, View trends and insights on progress, Polaroid-style progress sharing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $9.99 | one-time |


### Fast

[App page](https://appshunter.io/ios/app/fastprotocol/id6762401177)

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

**In-app purchases:** none


## Frequently asked questions

### Is GLP free?

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

### Is Fast free?

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

### Do GLP or Fast have ads?

Neither GLP nor Fast shows ads.

### Which is updated more often, GLP or Fast?

GLP ships an update fortnightly, and Fast every 2 months. Most recently, GLP was updated on October 31, 2026 and Fast on November 5, 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.*