Date & Time Calculators
Date and time tools to handle age, countdowns, work shifts, durations, and time zones. Plan projects, track hours, or convert times across the world in a few clicks.
Age Calculator
Enter your birth date to instantly see your age in years, months, days, and even upcoming birthdays.
Date Calculator
Add or subtract days, weeks, months, or years from a start date, or find how many days lie between two dates.
Time Duration Calculator
Work out the exact time between two clock values – including days, hours, minutes, and seconds.
Time Card Calculator
Enter clock-in and clock-out times for each day of the week, including breaks, and calculate total hours worked.
Time Zone Calculator
Convert a time from one city or time zone to another, taking daylight saving offsets into account.
Countdown Timer
Set a target date or custom duration and watch the live countdown in days, hours, minutes, and seconds.