prtcl: protocol tracker

Now live: track health protocols as cohesive programs; not isolated habits. Find what actually moves your markers. 7-day Pro trial included.

Track health protocols, not habits. prtcl is a protocol tracker for biohackers and longevity enthusiasts who follow structured, evidence-based health programs.

Unlike habit trackers that focus on streaks and isolated daily tasks, prtcl treats your protocol as a cohesive program with weighted steps, measurable targets, and adaptive adherence scoring.

Browse curated protocols or build your own. Adopt a protocol and make it yours; customize steps, adjust targets, add your own. Log daily execution in under 60 seconds and track your adherence over time.

Features:

• Weighted adherence scoring, not streaks
• Three step types: yes/no, measured values, and tallies
• Curated protocol marketplace with evidence-based programs
• Full protocol builder, create anything you track
• 7-day and 30-day adherence trends
• Strong/weak area analysis
• Cyclical intervention scheduling
• Markers, log any objective metrics you'd like. weight, resting heart rate, sleep duration, blood pressure, VO2 max, or whatever matters to you alongside your protocols
• Correlations, discover which protocol steps statistically move your markers, with significance-tested results you can trust
• Offline-first, no account required
• Dark, clinical interface designed for data

prtcl Pro unlocks unlimited protocols, unlimited steps, and full adherence history.

Your protocols. Your data. Your terms.

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