Time and Date

  • EST to CST Converter
    Convert Eastern Time (EST) to Central Time (CST) instantly. CST is always 1 hour behind EST. Enter any EST time and get the CST equivalent.
  • Retirement Age Calculator
    Find the exact date you reach your chosen retirement age and a live countdown in days and years from your birth date.
  • UTC to CEST Converter
    Convert UTC time to Central European Summer Time (CEST, UTC+2). Enter a UTC hour and minute to instantly get the local CEST clock time.
  • UTC to CET Converter
    Convert UTC time to Central European Time (CET) instantly. CET = UTC + 1 hour. Enter the UTC hour and minute to get the CET clock time.
  • Sleep Duration Calculator
    Calculate how many hours and minutes you slept between bedtime and wake time. Handles sleep that crosses midnight with simple mod-24 math.
  • Gross Pay Calculator (Regular + Overtime)
    Calculate weekly gross pay from hours worked and hourly rate, with overtime over 40 hours paid at 1.5× (US FLSA-style). Free time card pay calculator.
  • Time Difference Across Time Zones Calculator
    Calculate the time difference in hours between two time zones using their UTC offsets. Quick, accurate tool for scheduling calls and meetings worldwide.
  • Days Until 4th of July Calculator
    Count how many days until the next 4th of July (US Independence Day). Enter any start date to see days, weeks, and the target year remaining.
  • Weeks Until Date Calculator
    Calculate how many weeks until a target date. Enter a target (and optional start) date to get weeks, total days, and full weeks plus extra days.
  • Days Until St. Patrick's Day Calculator
    Count the days until St. Patrick's Day (March 17). Pick any start date and get an exact countdown in days and weeks to the next March 17.
  • Minutes Until Time Calculator
    Find how many minutes are left until a target time. Enter the current time and target time to instantly get the minutes remaining (and hours + minutes).
  • Months Until Date Calculator
    Count how many months until a future date. Enter today's date and a target date to get complete calendar months, exact decimal months, and total days.
  • Sleeps Until Christmas Calculator
    Count how many sleeps (nights) are left until Christmas Day, December 25. Pick any date and instantly see the number of sleeps until Santa arrives.
  • Time Until Calculator
    Calculate the time remaining until a target clock time, including wraps past midnight. Get the countdown in HH:MM:SS, total minutes and total hours.
  • Hours to Seconds Calculator
    Convert hours to seconds instantly. Enter any number of hours and get the exact equivalent in seconds using seconds = hours × 3600.
  • Minutes From Now Calculator
    Add any number of minutes to a starting time and get the result on a 24-hour clock, with automatic day carry past midnight. Fast and free.
  • Hours From Now Calculator
    Find out what time it will be a set number of hours from now. Enter a start time and hours to add — see the clock time and day carry instantly.
  • Days Until School's Out Calculator
    Count down the days until summer break! Enter your last day of school and today's date to see exactly how many days and weeks until school's out.
  • Business Days Until Date Calculator
    Count business days (Mon–Fri) until a target date, excluding weekends. See working days, calendar days, and weekend days between two dates.
  • Days Until Tax Day Calculator
    Count the days until US Tax Day (April 15) from today or any date. See weeks and months remaining until the next IRS filing deadline.
  • Weeks Until Due Date Calculator
    Find how many weeks are left until your due date. Enter your due date and today's date to see weeks and days remaining and your approximate gestational age.
  • Days Until End of Month Calculator
    Find out how many days are left until the end of the month. Enter any date to see days remaining, the last day, and total days in that month.
  • Days Until Black Friday Calculator
    Count the days until the next Black Friday (the Friday after the 4th Thursday of November, US). Leave year blank for the next upcoming date.
  • Days Until Friday Calculator
    Count how many days until Friday. Select today's day of the week and instantly see the countdown to the upcoming Friday.

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