Strength Calculators
Estimate maximums, training loads, barbell plates, volume, and relative strength. Every tool is free, private, responsive, and designed to explain its result clearly.
8 specialized tools1RM Calculator
Estimate one-repetition maximum and percentage-based training loads.
Open calculator 02StrengthSquat 1RM Calculator
Estimate squat one-rep max and practical training loads.
Open calculator 03StrengthBench Press 1RM Calculator
Estimate bench press one-rep max from a submaximal set.
Open calculator 04StrengthDeadlift 1RM Calculator
Estimate deadlift one-rep max and percentage-based loads.
Open calculator 05StrengthBarbell Plate Calculator
Find the closest barbell plate combination for each side.
Open calculator 06StrengthTraining Max Calculator
Calculate conservative 80%, 85%, and 90% training maximums.
Open calculator 07StrengthWorkout Volume Calculator
Calculate total workout tonnage from load, sets, and repetitions.
Open calculator 08StrengthStrength Level Calculator
Benchmark a lift using its ratio to body weight.
Open calculatorPrivate calculations, clearer decisions
All calculations run in your browser. We do not require an account or store your measurements. Results are educational estimates and should be interpreted within your health and training context.
Learn about our methodology →