Time and Date

  • Days Until Super Bowl Calculator
    Count down the days until the next Super Bowl (US), held the second Sunday in February. Enter any date and get the exact days remaining.
  • 90 Day Calculator
    Add 90 days (or any number of days) to any date instantly. Find the exact future date and day of the week, with calendar leap-year handling.
  • Milestone Birthday Date Calculator
    Find the exact date and weekday of any milestone birthday — 16th, 18th, 21st, 30th, 40th, 50th and more — from a date of birth.
  • Add Days to Date Calculator
    Add or subtract any number of days from a start date to find the exact future or past date, including the day of the week. Free online date calculator.
  • Add or Subtract Hours from a Time Calculator
    Add or subtract hours from any start time and get the resulting clock time. Wraps correctly past midnight using a 24-hour, mod-1440 calculation.
  • Clock Angle Calculator
    Calculate the angle between the hour and minute hands of a clock at any time using the formula |30H − 5.5M|. Instant, accurate, with reflex angle.
  • Add Months to a Date Calculator
    Add (or subtract) any number of months to a date. Handles month-end overflow by clamping the day to the last valid day of the resulting month.
  • 24-Hour to 12-Hour Time Converter
    Convert 24-hour (military) time to 12-hour format with AM/PM instantly. Enter the hour and minute to get the correct standard clock time.
  • GMT to IST Converter
    Convert GMT to IST (India Standard Time) instantly. IST = GMT + 5:30. Enter any GMT hour and minute to get the exact India time, plus day rollover.
  • PST to EST Converter
    Convert Pacific Standard Time (PST) to Eastern Standard Time (EST) instantly. EST is 3 hours ahead of PST. Enter a time and get the EST equivalent.
  • EST to CST Converter
    Convert Eastern Standard Time (EST) to Central Standard Time (CST) instantly. Enter the EST hour and minute to get the equivalent CST time (EST − 1 hour).
  • GMT to PST Converter
    Convert GMT (UTC) to Pacific Standard Time instantly. Enter a GMT hour and minute to get the equivalent PST time in 12-hour and 24-hour format.
  • IST to EST Time Converter
    Convert India Standard Time (IST) to US Eastern Standard Time (EST). Enter an IST hour and minute to get the equivalent EST time (IST − 10h 30m).
  • Subtract Days From a Date Calculator
    Subtract any number of days from a date instantly. Enter a start date and the days to subtract to get the exact earlier calendar date.
  • Days Until Date Calculator
    Count the exact number of days until any future date with our free Days Until Date Calculator. Countdown to birthdays, holidays, deadlines and events.
  • Age from Birth Year Calculator
    Find out how old you are if you only know your birth year. Year-only age estimate: current year minus birth year, with the birthday-not-yet-reached range.
  • Days Until Baby Is Born Calculator
    Count down the days until your baby's due date. Enter the estimated due date and today's date to see days, weeks, and months remaining.
  • Days Lived Calculator
    Find out exactly how many days you have lived. Enter your date of birth and an end date to count the total days, weeks, hours and years between them.
  • Shift Length Calculator
    Calculate how many hours you worked in a shift from start and end times minus your unpaid break. Handles overnight shifts that cross midnight.
  • Relationship Length Calculator
    Find out exactly how long you've been together. Enter your relationship start date to get years, months, days, total weeks and total days.
  • Calendar Days vs Business Days Calculator
    Count business days (workdays) between two dates. Subtracts weekends and optional public holidays from total calendar days. Free workday calculator.
  • Arrival Local Time Across Time Zones Calculator
    Calculate your arrival local time after a flight across time zones. Enter departure time, flight duration and UTC offsets to get destination local time and day offset.
  • 30 Days From Today Calculator
    Find out what date is 30 days from today (or any number of days). Get the exact future date and weekday instantly with this free date calculator.
  • Minutes to Hours and Minutes Converter
    Convert total minutes into hours and minutes instantly. Enter any number of minutes to see the equivalent hours, remaining minutes, and decimal hours.

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