Calculate durations, time zones, and important dates.
Browse hand‑picked tools in this category to quickly solve everyday problems, explore ideas, and make informed decisions.
Find the duration in days, weeks, and months between two dates.
Calculate a person\'s exact age in years, months, and days from their date of birth.
Convert the time and date from one city or timezone to another.
Find out the day of the week for any given date in history or the future.
Calculate the number of business days between two dates, excluding weekends and public holidays.
Calculate the precise duration between a contract's start and end dates.
Calculate and track your upcoming and past work anniversaries.
Sum up your billable hours from various tasks and calculate your total invoice amount.
Calculate the final day of work, excluding weekends and public holidays.
Calculate the duration of a work shift that crosses midnight.
Calculate the raw end date of an employment notice period.
Calculate the end date of an employment probationary period.
Find the ideal meeting times by calculating the overlapping work hours for a distributed team.
Visualize a repeating shift work schedule based on your rotation pattern.
Calculate the total hours for a split shift, including the duration of the break.