Time and Date

  • 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 Father's Day Calculator
    Count the days until Father's Day, observed on the third Sunday in June (US/UK). Enter a year for an instant countdown to the date.
  • 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.
  • 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 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).
  • 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.
  • 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.
  • 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.
  • 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.
  • Unix Timestamp to Time Converter
    Convert any Unix timestamp (epoch seconds) into a UTC date and time — year, month, day, hour, minute, second, and day of the week, instantly.
  • 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.
  • Fortnight to Hours Calculator
    Convert days into total hours instantly. Enter days plus optional extra hours to get the exact number of hours and minutes using Hours = days × 24.
  • Biweekly Payroll Hours Calculator
    Add up two weeks of worked hours, subtract unpaid breaks, split regular vs overtime, and get gross biweekly pay. Fast time card totals for payroll.
  • Annual Work Hours Calculator
    Calculate your total working hours per year from weekly hours and vacation weeks. Find annual work hours, working weeks, and equivalent 8-hour days.
  • Monthly Work Hours Calculator
    Calculate total monthly work hours from working days and hours per day, plus estimated monthly pay from your hourly rate. Fast and free.
  • EST to IST Time Converter
    Convert Eastern Standard Time (EST) to India Standard Time (IST) instantly. IST is 10 hours 30 minutes ahead of EST. Enter any EST time.
  • 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 China Standard Time Converter
    Convert UTC time to China Standard Time (CST, UTC+8) instantly. Enter UTC hour and minute to get the China time, with same-day or next-day indication.
  • 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 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.
  • GMT to PST Converter
    Convert GMT/UTC time to Pacific Standard Time (PST) instantly. PST = GMT − 8 hours, with automatic day-wrap handling for any hour and minute.
  • GMT to IST Converter
    Convert GMT (Greenwich Mean Time) to IST (India Standard Time) instantly. IST = GMT + 5:30 hours, with automatic day rollover handling.

Categories