Powerful Features for Serious Runners

AI-Powered Insights

Get personalized performance analysis powered by advanced AI that understands your unique running patterns. Every activity is automatically graded and summarized by an AI coach.

• Performance Analysis: Deep dive into pace, heart rate, cadence, and efficiency trends
• Race Predictions: AI-powered finish time predictions for 5K, 10K, half, and full marathon
• Injury Prevention: Early warning signals for potential injury risks based on training load
• Effort Score: Understand how hard each run truly was relative to your fitness

AI Agent Coach — Proactive Coaching

AI Agent Coach proactively analyzes every run after it syncs from Strava and sends you personalized coaching recaps — without you having to ask. Think of it as a dedicated running coach who reviews every workout and leaves you detailed notes.

• Post-activity coaching recaps delivered automatically
• Personalized next-step recommendations (rest, easy run, workout, long run)
• Training plan integration and goal tracking
• Customizable coaching tone (gentle, balanced, or direct)

AI Coach Chat

Have a real conversation with an AI coach that knows your full training history. Ask anything — from "why do I feel tired?" to "am I ready for my upcoming race?" — and get contextual, data-driven answers.

Personalized Training Plans

Get AI-generated training plans built specifically for your fitness level, race goals, and schedule. Plans cover every distance from 5K to 100-mile ultramarathons and adapt as your training progresses.

• True periodization with base, build, peak, and taper phases
• Adaptive plans that adjust for missed workouts or life events
• Integration with recovery and fatigue metrics (CTL/ATL/TSB)
• Personalized target paces for every workout type

Runner Score

Your Runner Score is a comprehensive performance index that combines endurance, speed, consistency, and efficiency into a single number. Track your score over time to see how your fitness evolves.

Running Shoe Hub

Browse and compare 280+ running shoes with detailed specs, AI-generated insights, and personalized recommendations. Use the shoe finder, rotation planner, and side-by-side comparison tools to make smarter gear choices.

Free Running Tools

• Race Time Predictor — predict 5K to marathon finish times from a recent effort
• Marathon Fueling Planner — calculate gel timing, carb targets, and sodium needs
• Aerobic Decoupling Calculator — measure aerobic efficiency on long runs
• Training Split Analyzer — analyze your easy/hard intensity balance
• Cadence Analyzer — detect form fade and stride instability