💪 Fitness & Training
Calculate VO2 max, 1RM, FFMI and heart rate zones.
One-Rep Max (1RM) Calculator
Calculate your one-rep max from the weight you lifted and the reps.
VO2 Max Calculator
Calculate your VO₂ max from the distance run in 12 minutes.
Heart Rate Zones Calculator
Calculate your training heart rate zones using the Karvonen method.
FFMI Calculator
Calculate your fat-free mass index (FFMI).
It gathers fitness and training calculations. It includes aerobic capacity (VO2 max), one-rep max (1RM), FFMI and heart rate zones.