pin is a precision tracker for hormone, peptide, and metabolic protocols.

Whether you're on TRT, HRT, GLP-1 medications, or a complex peptide stack,
pin gives you the clean, clinical interface to log it all and see the
pattern over weeks and months.

WHO PIN IS FOR

— Adults on testosterone or hormone replacement therapy
— GLP-1 users titrating doses week by week
— Peptide users tracking reconstituted vials and weekly cycles
— Anyone optimising labs, body composition, and protocol adherence

CORE FEATURES

Smart dose logging
Track every injection, tablet, and topical with the right schedule, site,
and supply remaining. pin handles SubQ and IM injections, oral tablets,
and topical creams.

Peptide calculator
Built for reconstitution math. Enter your vial size and bac water volume,
get exact mcg-per-unit on any syringe size — no second-guessing.

Stacks
Group medications into named protocols ("TRT Maintenance," "Lean Cycle")
with shared schedules and goals. Each stack can run independently with
its own start and end dates.

Advanced phase scheduling
For titration ramps and cycling protocols. Set dose changes by week
range — pin generates the full schedule for you.

Labs and trends
Log testosterone, estradiol, lipids, glucose, and any other biomarker.
See your numbers move over months with clear trend lines.

Daily check-ins
Mood, energy, sleep, libido, side effects — log how you actually feel.
pin shows you the correlation between your protocol and your subjective
state.

Progress photos
Side-by-side body composition comparisons over time. Stored on your
device, encrypted in cloud backup.

AI Coach
Ask questions about your protocol, your labs, your trends. pin Coach
reads your local data and gives you informed answers backed by your
own history. Educational only — not medical advice.

Clinician reports
Generate a polished PDF summarising your protocol, adherence, labs,
and check-ins. Share with your physician, hormone specialist, or
peptide consultant.

PRIVACY FIRST

Your data lives on your device. pin works fully offline — no internet
required for daily use. Optional cloud backup is encrypted end to end.

We never sell your data. We don't show ads. We don't share your health
information with advertisers or analytics brokers.

You can delete your account and all associated data at any time from
within the app or by emailing us.

PRO FEATURES

A free 15-day trial unlocks every feature. After that, pin Pro unlocks
unlimited medications, advanced stacks, cloud backup, full lab history,
and AI reports. Subscribe monthly or annually.

IMPORTANT

pin is a tracking and reference tool for adults aged 18 and over. It is
not a medical device. It does not diagnose, treat, or prevent any
medical condition. The AI Coach provides educational information only,
not medical advice. Always consult your physician about your protocol.

Built by Three Oaks Digital, LLC.
Questions: support@threeoaksdigital.net