CalendarHours

The Encyclopedia of Time!

On our portal you will find accurate information about all world time zones, daylight saving time, online calendars, time calculators, annual and monthly calendars to print, holiday dates in all countries of the world and opening hours of major US companies.

Upcoming Holidays

In our World Holidays app, you will find the complete and official list of 2023 Public Holidays in all 193 member countries of the United Nations (UN).

Holiday Today

The Best Free 2024 Calendars

In our amazing collection you will find free calendars for any year, including annual, monthly, weekly calendars and planners for personal and professional use.

2024 Calendar

Time Calculator

  • Convert Military Time to Civilian Time Like A Boss!

    Use our free Military Time app to easily convert and track the exact time of all existing military time zones on planet earth.

  • Military Time Converter




Trending Holidays 2024

In our American Holidays app, you'll find the complete and official list of holidays in all U.S. states with confirmed dates each year, meanings and key facts.

US Holidays 2024

Questions and Answers

  • How Many Days In A Month

    How Many Days In A Month?

    Find out the total days and working days during each month in regular and leap years by learning the Knuckle technique.

  • How Many Weeks In A Year

    How Many Weeks In A Year?

    Find out the exact number of weeks during regular years, leap years, school years, work weeks and pay weeks in all years.

  • How Many Days In A Year

    How Many Days In A Year?

    Find out the exact number of days during regular years, leap years, annual work days, weekend, school days and trading days.

  • How Many Hours In A Year

    How Many Hours In A Year?

    Find out the exact number of hours during regular years, leap years and learn how many hours there are in each month.

  • How Many Minutes In A Day

    How Many Minutes In A Day?

    Find out the exact number of minutes in each hour and learn how to calculate how many minutes there are in each day.

  • How Many Days Left In The Year

    How Many Days Left In The Year?

    Find out how many days left in the year according to your time zone and get ready for a happy graduation party.

Always Be Inspired

"Don't let the fear of the time it will take to accomplish something stand in the way of your doing it. The time will pass anyway; we might just as well put that passing time to the best possible use." - Earl Nightingale

As See On



  • USA Today
  • El País
  • Forbes
  • BuzzFeed

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