Calculate. Track. Dominate.
Free fitness calculators to help you reach your goals faster
Fitness Calculators
🔥
TDEE Calculator
Calculate your Total Daily Energy Expenditure and calorie needs
Calculate now→
💪
One Rep Max
Estimate your maximum lift capacity for strength training
Calculate now→
🥗
Macro Calculator
Calculate optimal protein, carbs, and fat distribution
Calculate now→
🏋️
Plate Calculator
Figure out which plates to load on your barbell
Calculate now→
📏
Body Fat Calculator
Estimate your body fat percentage using measurements
Calculate now→
🏆
Strength Standards
See how your lifts compare to strength standards
Calculate now→
⚖️
BMR Calculator
Calculate your Basal Metabolic Rate
Calculate now→
Why FitForge?
⚡
Instant Results
Get accurate calculations in seconds. No waiting, no sign-ups required.
📊
Track Progress
Your calculation history is saved locally. Track your fitness journey over time.
🔗
Share Anywhere
Share your results with trainers or friends. Every calculation gets a unique link.
Looking for more tools? Check out HabitForge for habit formation and behavior change coaching