Live
One-rep max calculator
Estimate a one-rep max from a submaximal set using established formulas.
Strength calculators
Plan training loads without mystery math.
Strength estimates vary by lift, rep range, and athlete. EVR makes the chosen equation and rounding behavior easy to inspect.
Coming soon
Training load calculator
Convert a training-max percentage into a working weight for your next session.
Coming soon
Plate calculator
Work out which plates to load for a target barbell weight.
Transparent by design
Every EVR calculator is designed to show its method, assumptions, units, and limits alongside the result.