Fitness Tools & Calculators
Comprehensive fitness tools to help you reach your goals faster.
Featured Tools
Bench Press 1RM Calculator — Estimate Your Max
Free bench press 1RM calculator with Epley, Brzycki, Lombardi and O'Conner formulas, RPE adjustment, training-load percentages and strength standards. Track your bench progress accurately.
Open Tool →Deadlift 1RM Calculator — Estimate Your Max
Free deadlift 1RM calculator with Epley, Brzycki, Lombardi and O'Conner formulas, RPE correction, training-load percentages and strength standards. Track your pull progress accurately.
Open Tool →Weighted Dips 1RM Calculator — Estimate Your Max
Free weighted dips 1RM calculator with multi-formula averaging. Get total-load and added-weight maxes plus bodyweight-relative strength standards to compare progress fairly.
Open Tool →FFMI Calculator — Lean Mass Index & Natural Potential
Free FFMI calculator with adjusted FFMI, natural muscle potential ceiling and U.S. Navy body-fat estimation. The cleanest way to measure your real lean-mass progress beyond BMI.
Open Tool →Weighted Pull-up 1RM Calculator — Your Max
Free weighted pull-up 1RM calculator using four validated formulas. Estimate total-load and added-weight max plus bodyweight-relative strength rating for accurate progress tracking.
Open Tool →1RM Calculator — Estimate Your One Rep Max
Free 1RM calculator using Epley, Brzycki, Lombardi and a Hybrid formula. Get accurate one rep max estimates plus training load percentages for every rep range.
Open Tool →Squat 1RM Calculator — Estimate Your Max
Free squat 1RM calculator with Epley, Brzycki, Lombardi and O'Conner formulas, RPE adjustment, training-load percentages and strength standards. Program your squat sessions with confidence.
Open Tool →Wilks Calculator — Compare Powerlifting Strength Fairly
Free Wilks calculator with the 2017 coefficients and IPF GL points. Normalize your squat, bench and deadlift total against bodyweight to compare powerlifting performance fairly across weight classes.
Open Tool →Strength Training
Bench Press 1RM Calculator — Estimate Your Max
Free bench press 1RM calculator with Epley, Brzycki, Lombardi and O'Conner formulas, RPE adjustment, training-load percentages and strength standards. Track your bench progress accurately.
Open Tool →Deadlift 1RM Calculator — Estimate Your Max
Free deadlift 1RM calculator with Epley, Brzycki, Lombardi and O'Conner formulas, RPE correction, training-load percentages and strength standards. Track your pull progress accurately.
Open Tool →Weighted Dips 1RM Calculator — Estimate Your Max
Free weighted dips 1RM calculator with multi-formula averaging. Get total-load and added-weight maxes plus bodyweight-relative strength standards to compare progress fairly.
Open Tool →FFMI Calculator — Lean Mass Index & Natural Potential
Free FFMI calculator with adjusted FFMI, natural muscle potential ceiling and U.S. Navy body-fat estimation. The cleanest way to measure your real lean-mass progress beyond BMI.
Open Tool →Weighted Pull-up 1RM Calculator — Your Max
Free weighted pull-up 1RM calculator using four validated formulas. Estimate total-load and added-weight max plus bodyweight-relative strength rating for accurate progress tracking.
Open Tool →1RM Calculator — Estimate Your One Rep Max
Free 1RM calculator using Epley, Brzycki, Lombardi and a Hybrid formula. Get accurate one rep max estimates plus training load percentages for every rep range.
Open Tool →Squat 1RM Calculator — Estimate Your Max
Free squat 1RM calculator with Epley, Brzycki, Lombardi and O'Conner formulas, RPE adjustment, training-load percentages and strength standards. Program your squat sessions with confidence.
Open Tool →Wilks Calculator — Compare Powerlifting Strength Fairly
Free Wilks calculator with the 2017 coefficients and IPF GL points. Normalize your squat, bench and deadlift total against bodyweight to compare powerlifting performance fairly across weight classes.
Open Tool →