Calculation

Calculates your body mass index from height and weight and interprets the result clearly.

Calculates tax amount and total price instantly for your amount and VAT rate.

Computes the percentage of a number, the percentage change and a share of a whole on one screen.

Shows your age in years, months, days, hours, minutes and seconds live from your birth date.

Calculates the difference between two dates in years, months, days, hours and weeks instantly.

Converts between length, weight, volume, area and temperature units quickly.

Calculates tip amount, total bill and per-person share instantly for any bill and tip percentage.

Computes discount amount, final price and savings percentage from original price and discount rate.

Finds the average, sum, count, minimum and maximum of a list of numbers instantly.

Estimates a dog's age in human years using its age and breed size.

Calculate your weighted 4.0 GPA from course credits and letter grades.

Compute monthly loan payments with interest in a few seconds.

Estimate your daily calories with the Mifflin-St Jeor formula.

Estimate body fat percentage with the U.S. Navy method.

Find your ideal weight using Devine, Robinson and BMI ranges.

Find the best bedtime and wake-up time with sleep cycles.