Fitness Tools
Professional-grade calculators and utilities to optimize your training, track your progress, and achieve your fitness goals faster.
Training Essentials
From strength calculations to performance tracking, these tools are designed by fitness professionals to help you train smarter.
Optimal Plates
Visually calculate the perfect plate combination for your Olympic barbell
HR Zones
Calculate your heart rate max and heart rate zones using your age so you know exactly what to train!
1RM Breakdown
Pop your one rep max in here to get a breakdown of all your percentages
1RM Estimator
Estimate your one rep max based off RPE, reps and weight managed in any exercise
Missing a Tool You Need?
We're constantly adding new tools based on community feedback. Let us know what would help your training!
All tools are free to use and designed with the latest fitness science in mind.
Built by fitness professionals, for fitness enthusiasts.