Trough: TRT & Testosterone Log
Injection Tracker & Bloodwork
About
This app helps men on testosterone replacement therapy track their protocol, log daily wellness, and monitor hormone levels. It offers advanced features like pharmacokinetic modeling and bloodwork analysis, all while prioritizing user privacy with offline-first, on-device data storage.
What's New in Trough
1.4.0
September 25, 2026
Trough 1.4 is our biggest update yet. • All-new design across the whole app, plus a new icon • Check-in streaks, 11 levels and a protocol rank from Paper to Diamond • 42 badges to earn, daily challenges and celebrations • Share cards for your streak, rank and badges • New Home Screen and Lock Screen widgets, including a next-badge widget • Performance and stability improvements
MoreSubscriptions & In-App Purchases
Trough Pro Annual
Full access to all Pro features for 1 year
Developer apps
FAQ
What is Trough?
Trough is a private, offline-first app designed for men on testosterone replacement therapy (TRT). It allows users to track their hormone protocols, log daily wellness metrics, and monitor their progress.
How does Trough track my protocol?
Trough allows you to log injections with details like dose, site rotation, and compound. It supports various testosterone esters, GLP-1s, peptides, and ancillary compounds, helping you see how your protocol impacts your wellness.
What is the Protocol Score?
The Protocol Score is a single number generated by Trough based on your daily wellness check-ins (energy, mood, libido, sleep, mental clarity). It aims to show how effectively your TRT protocol is working for you.
Does Trough have ads?
No, Trough is ad-free. As a private, offline-first application, it focuses on providing a clean user experience without advertisements.
Is Trough available on Android?
Currently, Trough is only supported on iPhone devices. The app is designed to run on iOS and is not yet available for Android users.
How much does Trough Pro cost?
Trough Pro offers two subscription plans: $9.99 per month or $49.99 per year. Both plans include a 3-day free trial, and subscriptions can be managed or canceled in your device's settings.
How often is Trough updated?
The latest version of Trough was released on June 4, 2026, indicating regular updates. Users can expect ongoing improvements and feature additions to the app.
What are the Pro features in Trough?
Pro features include real pharmacokinetic modeling (PK curves) using the Bateman equation, bloodwork tracking with custom reference ranges, and the ability to track peptides, GLP-1 agonists, and other adjunct compounds.
