Training
Zones, fitness markers and the numbers a training plan is built on.
FTP calculator
Your FTP and power zones from a 20-minute or ramp test.Heart rate zones calculator
The five zones from your maximum heart rate, including where zone 2 sits.Power to weight calculator
Your W/kg, your percentile for your age, and the gap to the next level in watts or kilos.VO2max calculator
The ceiling your aerobic engine works under, from FTP, heart rate or your watch.Strength training calculator
Your one-rep max and the working weight for each phase of a cycling strength plan.Fueling
What a ride costs you and how much to eat to keep going.
Bike setup
Gearing, tire pressure and fit, worked out from published rules.
Bike gear ratio calculator
Your speed in every gear, and whether your cassette fits your groupset.Bike tire pressure calculator
Front and rear pressure for your weight and tire width.Saddle height calculator
Three formulas from your inseam, checked against your knee angle on a photo.Crank length calculator
What the rules suggest for your inseam, and what a shorter crank changes.Ride files
Open, fix and join the files your bike computer saves. Nothing is uploaded.