Build Muscle
Optimize your training, protein intake, and surplus calories for muscle growth with proven formulas.
Recommended tools for this goal
A curated selection of calculators for this goal.
BMR Calculator
Calculate your Basal Metabolic Rate (BMR) using the Mifflin-St Jeor and Harris-Benedict equations. Free BMR ca...
OpenTDEE Calculator
Calculate your Total Daily Energy Expenditure (TDEE) with activity multipliers. Free TDEE calculator showing m...
OpenMacro Calculator
Calculate your optimal daily macronutrient split (protein, carbs, fat) based on your goals. Free macro calcula...
OpenBody Fat Calculator
Calculate your body fat percentage using the U.S. Navy circumference method. Free body fat calculator with lea...
OpenProtein Calculator
Calculate your daily protein needs based on body weight, activity level, and goals. Free protein calculator wi...
OpenWater Intake Calculator
Calculate your optimal daily water intake based on body weight, activity, and climate. Free hydration calculat...
OpenFFMI Calculator
Calculate your Fat-Free Mass Index (FFMI) to measure muscular development. Free FFMI calculator with adjusted ...
OpenLean Body Mass Calculator
Calculate your lean body mass (LBM) and fat-free mass from body weight and body fat percentage. Free LBM calcu...
Open1RM Calculator
Calculate your one rep max using Epley, Brzycki, and Lombardi formulas. Free 1RM calculator with percentage ch...
OpenCalories Burned Calculator
Calculate calories burned for 100+ exercises using MET values, body weight, and duration. Free exercise calori...
OpenCarb Calculator
Calculate your optimal daily carbohydrate intake based on activity, goals, and dietary preference. Free carb c...
OpenFat Calculator
Calculate your optimal daily fat intake based on calories, goals, and dietary preference. Free fat calculator ...
OpenVO2 Max Calculator
Calculate your VO2 max using the Cooper 12-minute run test or Rockport walking test. Free VO2 max calculator w...
OpenHeart Rate Calculator
Calculate your heart rate training zones (fat burn, cardio, peak) using the Karvonen formula. Free heart rate ...
OpenRunning Pace Calculator
Calculate running pace, finish time, or distance. Free pace calculator for 5K, 10K, half marathon, marathon wi...
Open