Calculators

Predicts cooling times for different types of beverages using various cooling methods and provides temperature change visualization.

This calculator allows you to subtract time in hours, minutes, and seconds.

Calculates your age based on a birth date and a reference date.

Calculates the appropriate garbage bag size based on trash can dimensions.

Calculate the number of diapers needed per month based on baby's age and diaper changes.

Calculates the expiration date of a product based on its production date and shelf life.

This calculator allows you to perform basic arithmetic operations (addition, subtraction, multiplication, and division) on time values. You can input time in hours and minutes and calculate the result.

Predicts a puppy's adult weight based on its current weight and age. Useful for estimating the future size of your puppy.

Calculates your Korean age based on your birth year.

This calculator helps you add and convert time, calculating total time in hours and minutes.