Your companion for TRT and hormone optimization. Log injections and peptides, rotate sites effortlessly, visualize hormone trends, and keep your data private on-device.
Purpose-built for TRT, peptides, and hormone health — designed to be simple, powerful, and private.
Log injections in seconds and rotate sites automatically to promote recovery.
Customize schedules, dosages, and reminders across 50+ medications and peptides.
Visualize hormone trends to understand how your protocol affects your health.
Log mood, energy, sleep, and more — build a holistic picture over time.
No account required. Your health data stays with you. Optional backups included.
Get low-inventory alerts and never miss a dose with smart reminders.
Learn how to optimize your dose management with our comprehensive step-by-step guide.
Log doses and visualize testosterone level projections
Monitor weekly patterns and health metrics
Assess HRV, sleep, and body composition changes
Made it so much easier to schedule and track usage and injection sites. Absolute game changer!
Perfect for tracking TRT injections and rotating sites. Clean interface and keeps all my data private.
Ratings and reviews are sourced from the App Store.
Testosterone Replacement Therapy (TRT) is a medical treatment for individuals with low testosterone levels. This app helps track your medication, symptoms, and progress.
Premium includes unlimited medications & peptides, medication reminders, hormone level visualization, bloodwork tracking, custom health metric trackers, CSV export. Free users are limited to 1 medication after the 14-day trial.
New users get a 14-day free trial with access to all Premium features. After the trial, you can continue with 1 free medication or upgrade to Premium for unlimited access.
Go to the Medications tab and tap 'LOG NEW DOSE'. Select your medication, enter the dosage amount, and tap Save.
Go to Medications → Add New → Custom. If it's a peptide or peptide blend, use the dosage calculator in the add medication flow to streamline the creation process. This will input dosage amount and units, and reconstitution volumes into the medication notes and fields.
Yes, Premium users can go to Settings > Export/Import Data and tap 'Export to CSV' to save your data in CSV format.
The app can send notifications to remind you about your medication schedule. Set up reminders in Settings > Notification Reminders.
Yes! Log into the same Apple ID on your new device, download the app, and go to Settings > Premium > Restore Purchases to restore your Premium access.
Get OptiPin on iPhone. Requires iOS 18.1 or later.
Download on the App Store