Trough - TRT Tracker

Track your TRT protocol with real-time PK curves, daily wellness scoring, bloodwork trends, peptides, and HealthKit sync. Offline-first. Your data stays on your device.

Know your Protocol Score in 7 days.

Trough is the private, offline-first TRT and hormone tracking app built for men on testosterone replacement therapy.

TRACK YOUR PROTOCOL • Log injections with dose, site rotation, and compound • Full support for Testosterone Cypionate, Enanthate, Propionate, Undecanoate, and multi-ester stacking • Track GLP-1s (Semaglutide, Tirzepatide), peptides, and ancillaries (Anastrozole, hCG, and more)

DAILY WELLNESS CHECK-IN • Rate energy, mood, libido, sleep quality, and mental clarity in 30 seconds • Builds your personal Protocol Score — a single number that shows how your protocol is working • Track trends over time as you dial in your routine

PK CURVES (Pro) • Real pharmacokinetic modeling using the Bateman equation with absorption delay • Estimated peak, trough, and current levels with confidence bands

BLOODWORK TRACKING (Pro) • Log lab results with custom reference ranges • Visual trends with color-coded bands

PEPTIDES & ADJUNCTS (Pro) • Track peptides, GLP-1 agonists, and ancillary compounds • Correlate them with your wellness metrics and bloodwork

PRIVATE BY DESIGN • 100% on-device. No account, no cloud, no tracking. • Your data never leaves your iPhone

Start your 3-day free trial to unlock all Pro features. Cancel anytime.

Trough Pro is an auto-renewing subscription. Payment is charged to your Apple ID and renews automatically unless canceled at least 24 hours before the end of the period. Manage or cancel in Settings.

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