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Date Calculator Add or subtract days, months, or years to or from a specific date.
Date Duration Calculator: Days Between Dates
Date Calculator API Find a specific business date and calculate the working days in a given period.
Date Calculator: Add to or Subtract From a Date
The Date Calculator adds or subtracts days, weeks, months and years from a given date.
The World Clock — Worldwide - timeanddate.com
World time and date for cities in all time zones. International time right now. Takes into account all DST clock changes.
Calendar 2026 - timeanddate.com
Calendars – online and print friendly – for any year and month and including public holidays and observances for countries worldwide.
Time in India
India time now. India time zone and map with current time in the largest cities.
Calculate Duration Between Two Dates – Results
From and including: Sunday, February 15, 2026 To, but not including Sunday, February 15, 2026 Result: 0 days It is 0 days from the start date to the end date, but not including the end date.
Week Number Calculator: What Week of the Year Is It?
Calculate the week number of any date and find the beginning and end date of a specific week of any year.
Calculators & Converters Overview - timeanddate.com
Explore our calculator & converter tools for date, time, astronomy, and more. Calculate years, months, or even seconds, or count the days to your deadline.
Business Days Calculator – Count Workdays
Date Calculator API Find a specific business date and calculate the working days in a given period.