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#1 Peptide Tracking App

Track Every Dose. Calculate Every Vial. Trust Every Cycle.

PeptColony is your peptide command center — log doses, calculate draw volumes, manage inventory, look up any peptide, and connect with people who take this seriously. Free to download. Independent. Ad-free.

Join thousands tracking their
protocols the right way.
PeptColony app on iPhone
Active community
Real users sharing real protocols
67+
Peptides in the database
4.8/5
App Store rating
100%
Independent & ad-free
Why PeptColony?

Smarter peptide
protocols start here.

Six tools that replace a dozen spreadsheets, sticky notes, and forum bookmarks. Built for the people who want to do this right — not just guess.

Track Every Dose

Log injections, map schedules, watch your protocol unfold over weeks instead of guesses.

Dose Calculator

Precise draw volumes for any vial size with visual syringe guides. Right every time.

Peptide Glossary

67+ peptides with mechanisms, dosing ranges, contraindications, and research references.

Vial Inventory

Vials, kits, expiration dates. Never run out mid-cycle. Never use what's gone bad.

Vendor Pricing

Live price tracking across vendors. Know what you're actually paying.

The journey starts now

Your peptide journey deserves a trusted colony.

Join the people who chose to track their protocol instead of guessing at it. Free to download — no account required to start using the calculator or browsing the glossary.

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