# TRTracker vs Protocol

The clearest difference is in-app purchases: TRTracker at none against Protocol's 2. Protocol's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Protocol sells 2 in-app purchases, starting at $39.99 per year. TRTracker asks for nothing beyond the download.

TRTracker ships an update every 6 weeks, Protocol every 2 months. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | TRTracker | Protocol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/trtracker-trt-companion/id6761400076/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 12 MB | 41 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Stefan Goessens](https://appshunter.io/developer/1889384811) | [Kevin Marsh](https://appshunter.io/developer/1273893146) |

## What reviewers say

### TRTracker

[App page](https://appshunter.io/ios/app/trtracker-trt-companion/id6761400076)

This health companion helps men on testosterone replacement therapy track injections, log lab results with AI-powered analysis, and monitor daily wellness metrics. It provides personalized insights and generates doctor-ready reports for better health management.

**Highlights:** Track TRT injections with site rotation recommendations, AI-powered blood work analysis from lab reports, Daily wellness check-ins for mood, energy, and sleep, Symptom logging with pattern detection, Personalized health score and protocol assessment, Doctor-ready PDF report generation, Configurable reminders for injections and check-ins

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

**In-app purchases:** none


### Protocol

[App page](https://appshunter.io/ios/app/protocol-dose-and-lab-tracker/id6800878308)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual | $39.99 | per year |
| Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is TRTracker free?

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

### Is Protocol free?

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

### Do TRTracker or Protocol have ads?

Neither TRTracker nor Protocol shows ads.

### Which is updated more often, TRTracker or Protocol?

TRTracker ships an update every 6 weeks, and Protocol every 2 months. Most recently, TRTracker was updated on October 7, 2026 and Protocol on October 15, 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.*