Utilful
Free Online Tools
All Tools
Free online tools.
Finance Calculators
Calculate profit, profit margin, and profit percentage, based on the cost and revenue.
Calculate dividend yield, based on stock price and dividend amount.
Fitness Program Calculators
Calculate your Hatch Squat program weights, based on your back squat and front squat one rep max.
Calculate your Texas Method program weights, based on your five rep max.
Calculate your 5/3/1 program weights, based on your training max.
Smolov Fitness Program Calculators
Calculate your Smolov Intense Cycle program weights, based on your Smolov Base Cycle one rep max.
Calculate your Smolov Base Cycle program weights, based on your one rep max.
Calculate your Smolov Jr. program weights, based on your one rep max.
Fitness Calculators
Calculate your target reps for a new one rep max, based on your previous max reps.
Calculate your basal metabolic rate, based on your weight, height, and age.
Calculate your body mass index, based on your weight and height.
Calculate your one rep max, based on your max reps.
Fitness Timers
Track your Tabata workout time.
Create your own custom interval timer.