# Trainer GMPT vs Peptide Tracker

The clearest difference is in-app purchases: Trainer GMPT at none against Peptide Tracker's 2. Trainer GMPT also leads on iOS requirement (13.0 vs 18.6). Peptide Tracker's advantage is update cadence (every 10 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Peptide Tracker sells 2 in-app purchases, starting at $9.99 per month. Trainer GMPT asks for nothing beyond the download.

Trainer GMPT ships an update every 3 weeks, Peptide Tracker every 10 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Trainer GMPT | Peptide Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Size | 52 MB | 41 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [SNACK TRADING COMPANY](https://appshunter.io/developer/1779337565) | [Codanix LLC](https://appshunter.io/developer/6789431340) |

## What reviewers say

### Trainer GMPT

[App page](https://appshunter.io/ios/app/trainer-gmpt/id6738317091)

**In-app purchases:** none


### Peptide Tracker

[App page](https://appshunter.io/ios/app/peptide-tracker-pepai/id6789430828)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly: Full Library | $9.99 | per month |
| Premium: Protocols & Insights | $49.99 | per year |


## Frequently asked questions

### Is Trainer GMPT free?

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

### Is Peptide Tracker free?

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

### Do Trainer GMPT or Peptide Tracker have ads?

Neither Trainer GMPT nor Peptide Tracker shows ads.

### Which is updated more often, Trainer GMPT or Peptide Tracker?

Trainer GMPT ships an update every 3 weeks, and Peptide Tracker every 10 days. Most recently, Trainer GMPT was updated on October 30, 2026 and Peptide Tracker 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.*