buffroFree fitness calculators
Free calculators for your training and nutrition. No account needed.
One Rep Max Calculator
Estimate your 1RM from any set with the Epley and Brzycki formulas.
Open calculatorTDEE Calculator
Your daily calorie burn, plus cut, maintain, and bulk targets.
Open calculatorProtein Intake Calculator
How many grams of protein you need per day for your goal.
Open calculatorMacro Calculator
Daily protein, carbs, and fat targets from your calories.
Open calculatorBody Fat Calculator
Estimate body fat percentage with the US Navy tape method.
Open calculatorBarbell Plate Calculator
Which plates to load per side for any target weight.
Open calculator