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8 utilities, sorted by popularity.
Age Calculator
Find your exact age in years, months, days and seconds.
World Clock
View the current time across multiple cities at once.
Date Difference Calculator
Calculate days, weeks, months and years between two dates.
Meeting Planner
Find the best time to meet across multiple time zones.
Working Days Calculator
Count business days between two dates with optional holidays.
About Time Tools
Time tools sound simple until you need them. We obsess over millisecond accuracy, accurate Daylight Savings handling, and timers that keep running even when the tab is in the background.