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Free Fitness Tools
Calculators and quizzes we use ourselves — free, no signup, no paywall. Built by the team behind DilFit.
1RM Calculator
Estimate your one rep max from any set using four proven formulas, plus training loads for every rep range.
TDEE & Macro Calculator
Find your daily calorie burn and get exact calorie and macro targets for cutting, maintaining, or lean bulking.
Workout Split Quiz
Three questions to find the training split that fits your week: full body, upper/lower, or push/pull/legs.