Free Fitness Calculators
Explore estimates for training and nutrition. Each tool shows its assumptions so you can see what the result means and where it may fall short.
TDEE Calculator
Estimate daily energy expenditure from your inputs, with limits explained.
More infoMacro Calculator
Explore a protein, carb, and fat allocation from a calorie amount you enter.
More infoOne Rep Max Calculator
Compare six common 1RM estimates from a near-limit set of 10 reps or fewer.
More infoProgressive Overload Calculator
Plan your next workout with linear, double, or percentage-based progression.
More infoWorkout Split Finder
Answer four questions to see a sample schedule for 2–6 training days.
More infoWant a Complete Personalized Plan?
These calculators are just the start. Get a full workout plan with exercise selection, sets, reps, and progressive overload built in.
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