Fitness Calculator

Running Pace Calculator
Enter distance and finish time to calculate running pace per kilometer and per mile, plus speed in km/h and mph—plan training and race goals.
1RM Calculator
Calculate your One-Rep Max (1RM) with precision. Input weight lifted and repetitions performed to determine your maximum strength for any exercise. Enhance your training and track progress effectively.
Pace Converter
Calculate and convert pace with this versatile Pace Converter. Transform time units between per mile, per kilometer, mph, km/h, m/min, m/s, yd/min, and yd/s for accurate running and speed analysis.