Time & Date Calculators
Age, durations, time zones and work hours.
Exact age from birth date. Get years, months and days between a birth date and any target date.
Days between two dates. Get exact years, months, weeks, days, hours and minutes apart.
Business days between two dates. Excludes weekends and optional holidays for planning deadlines.
Duration between two times. Handles crossing midnight and returns hours, minutes and seconds.
Convert time between two time zones (UTC offsets).
Time remaining to a future date. Live countdown in days, hours, minutes and seconds to any date.
Work hours minus breaks. Log daily shifts with unpaid breaks to get accurate weekly totals.
Overtime pay after 40-hour threshold. Compute weekly gross pay with 1.5× or custom overtime rates.
Days from today to a date. Count down to birthdays, launches, deadlines and travel dates.
Check if a year is a leap year. Applies the full Gregorian rule with divisible-by-400 exceptions.
Convert word count into reading time for any audience — supports fast, average and technical reading speeds.