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Workout Logging
Log sets, reps, weight, and RPE for every session. Auto-fills previous efforts so you always know what to beat. 500+ exercises built in.
For Athletes
One app for every
session, sport, and goal.
PROTR is the free iOS training app that replaces five separate tools. Log workouts, track macros, monitor training load, and access elite coaching — all in one place.
Download on the App Store — FreeiOS 16+ · Apple Watch support · HealthKit sync
Supports every sport
RunningCyclingSwimmingTriathlonStrength TrainingHyroxCrossFitYoga & Pilates
What's inside
Everything a serious athlete needs
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Macro & Nutrition Tracking
Track calories, protein, carbs, and fat with a fast food-search UI. AI weekly summaries flag trends and correlate nutrition with training load.
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Performance Management Chart
Endurance athletes get full TSS, CTL, ATL, and TSB tracking. See your fitness, fatigue, and form at a glance. Supports running, cycling, swimming, and strength.
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Progressive Overload Tracking
Automatic 1RM estimation using Epley and Brzycki formulas. PRs are detected and celebrated instantly — 1RM, 3RM, 5RM, 10RM, and volume records.
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AI Coaching Insights
Your personal AI coach surfaces recovery warnings, muscle overlap alerts, and weekly nutrition analysis so you train smarter, not just harder.
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Training Plans & Programs
Access structured programs from elite coaches in the PROTR marketplace. From 5K plans to strength blocks — all executable directly inside the app.
Frequently asked questions
Is PROTR free?
Yes. All core features — workout logging, nutrition tracking, AI insights, and the marketplace — are free. There are no paywalled essentials.
What sports does PROTR support?
Running, cycling, swimming, triathlon, strength training, Hyrox, functional fitness, yoga, pilates, and recovery sessions.
Does PROTR work with Apple Watch?
Yes. The PROTR Watch app lets you log workouts and track endurance sessions from your wrist, syncing everything back to your iPhone.
Can I track my training load like a pro?
Absolutely. PROTR calculates Training Stress Score (TSS) for every session and plots your Chronic Training Load (fitness), Acute Training Load (fatigue), and Training Stress Balance (form) on a Performance Management Chart.
Does it sync with HealthKit?
Yes. PROTR reads sleep, HRV, heart rate, and VO2 Max from Apple Health, and writes workout and nutrition data back so everything stays in sync.
Start training smarter today.
Free forever. No subscription required for core features.
Download PROTR — Free on iOS