Archery
You can use these calculators to calculate arrow front of center (FOC), bow speed, dynamic shooting efficiency, and more..

Baseball - Basketball - Football
You can use these calculators to calculate football, soccer, baseball, and basketball game statistics, baseball bating average (BV), earned run average (ERA), and more..

Boating
You can use these calculators to calculate average boat speed, chain locker volume, capsize factor, and more..

Cycling
You can use these calculators to calculate air density for cycling, cadence from speed, optimal crank, seat and shin length, forces, and more..

Duathlon - Triathlon - Swimming
You can use these calculators to calculate duathlon and triathlon split, pace and speed, swimming expectations, and more..

Fitness
You can use these calculators to calculate the calories your body burns during different activities.

Golf
You can use these calculators to calculate golf ball trajectory, golf club distance, golf handicap, and more..

Ice Hockey
You can use these calculators to calculate Ice Hockey statistics, your goals against average (GAA), save percentage (SP), skate blade angle, and more..

Rowing - Sailing
You can use these calculators to calculate rowing erg score, sailing distances, and more..

Running
You can use these calculators to calculate running calories burned, pace, performance, and more..

Ski
You can use these calculators to calculate ski poles size, ski size and length.