Evidence-based training, start to finish
Calculate your numbers, build a program around them, and track whether the work’s actually happening. No fluff, no fake precision — every tool and feature is built on published research.
Tools
Free calculators and generators built on published research — 1RM, pacing, macros, splits, and more.
Programs
Build multi-week programs with sets, reps, supersets, and running sessions, then log your training as you actually do it.
Coaching
Invite clients, assign them programs, and see what actually got done — free while we're building this out.
Not sure where to start?
Pick a 4-week program and we’ll set it up for you — sign in once and it’s ready to go.
Full Body Strength
3 days a week, full-body every session. Squat, bench, deadlift, and overhead press form the base, with straightforward accessories around them.
4 weeks · 3 days/week
Push Pull Legs
6 days a week (with a rest day), lifting paired with a short conditioning finisher every session — for someone ready for more volume and frequency.
4 weeks · 6 days/week
5K Base Builder
4 running days a week — easy running, one steadier effort, and a long run — built to safely grow your weekly mileage over 4 weeks.
4 weeks · 4 days/week
Popular tools
View all 8One-Rep Max Calculator
Estimate your true one-rep max from any set, with a confidence range and a full percentage-based training table.
Running Pace Calculator
Solve pace, time, or distance from any two, see even splits, and predict your finish time at other race distances using Riegel's formula.
Quick Workout Generator
Pick a goal, your equipment, a focus area, and how much time you have — get a balanced session built from real exercise-selection rules, not a random shuffle.