Race predictions, training zones, daily readiness tracking, and a full run log — built on the coaching methodology of 2× Olympian Kathy Butler. Free. No account required.
What's inside
Enter any recent race time and get predicted finish times from 1 mile to marathon using VDOT methodology. Training zones for every effort level included.
Curated warm-ups, form drills, strength work, and cool-downs with coaching cues — built from 26+ years of Kathy's practice, not generic internet advice.
Log sleep quality, fatigue, soreness, stress, and motivation each day. Trend charts reveal the patterns that determine whether you're ready to train hard.
Track mileage with weekly charts, pace trends, and personal bests logged automatically. Export your full history as CSV any time — you own your data.
All four features
The methodology behind it
Every training principle in Ready to Run comes from Kathy Butler — a 2× Olympian who has spent over two decades coaching runners from beginner to elite. Not algorithms. Not averages. Coaching.
Learn about Kathy →Currently in TestFlight beta — join free and help shape the app before launch.
Join the Beta on TestFlight