Calculators

Tools of the trade.

A few simple tools to help along your fitness journey. No sign-up, no fuss, just numbers you can act on.

Calculators

Band Resistance Calculator

Stack your bands and see the total, or work backwards from the resistance you are trying to hit.

One-Rep Max Calculator

Estimate your max from a set you have already done, with the training percentages under it.

BMR & TDEE Calculator

The calories you burn at rest, and the total once your activity level is counted.

Body Fat Calculator

The US Navy tape method. A tape measure tells you more than the scale does.

BMI Calculator

Body mass index from your height and weight, with the category it falls into.

Ideal Weight Calculator

Four clinical formulas plus the healthy weight range for your height.

Numbers are the easy part.

Rubber Bands turns a goal into a schedule you can actually keep, built around the resistance bands you already own.

Download on theApp Store Get it onGoogle Play