Free lifting calculators
The same math the Kilos app uses, in your browser. No account, nothing to install, and the numbers never leave your device.
One rep max calculator
Estimate your 1RM from any set, with a percentage table for training weights.Plate calculator
Which plates go on each side of the bar, in kg or lb.Workout volume calculator
Weight × reps × sets, with dumbbells and one-sided lifts counted right.
Want these numbers worked out for every set you lift? See how Kilos works.