Date & Days Calculators
Fast, free calculators for ages, day counts, working days, and countdowns.
Add / Subtract Days
See all- Add Days to Date Add days, weeks, months, or years to any date and see the resulting date and weekday. Free add-days-to-date calculator.
- Subtract Days from Date Subtract days, weeks, months, or years from any date to find an earlier date and its weekday. Free date-minus-days calculator.
- 30 Days From Today What date is 30 days from today? See the exact date 30 days from now, updated automatically, with the day of the week.
- 45 Days From Today What date is 45 days from today? See the exact date 45 days from now, updated automatically, with the day of the week.
- 60 Days From Today What date is 60 days from today? See the exact date 60 days from now, updated automatically, with the day of the week.
- 90 Days From Today What date is 90 days from today? See the exact date 90 days from now, updated automatically, with the day of the week.
Age Calculators
See all- Age Calculator Free age calculator: enter your date of birth to see your exact age in years, months, and days, plus the total days you've been alive.
- Age Calculator by Date of Birth Enter your date of birth to calculate your exact age today in years, months, and days — a fast, free age-by-DOB calculator.
- Age Difference Calculator Work out the age gap between two people in years, months, and days. Free age difference calculator — enter two dates of birth.
- Age Calculator for School Admission Check a child's exact age for school admission against the cut-off date. Enter the date of birth to see age in years, months, and days.
- How Old Am I? Wondering how old you are? Enter your date of birth to see your exact age today in years, months, and days, plus your total days alive.
- Exact Age Calculator Calculate your exact age to the day. Enter your date of birth for a precise age in years, months, and days, plus total days alive.
Anniversary
See all- Anniversary Calculator Enter a date to see how long ago it was in years, months, and days, plus a countdown to the next anniversary. Free anniversary calculator.
- Wedding Anniversary Calculator Enter your wedding date to see how long you've been married in years, months, and days, plus a countdown to your next anniversary.
- How Long Have We Been Married? Find out exactly how long you've been married. Enter your wedding date for the years, months, and days, plus your next anniversary.
- Relationship Length Calculator See how long you've been together in years, months, and days. Enter the date you started dating, plus a countdown to your next anniversary.
- Dating Anniversary Calculator Track your dating anniversary. Enter the day you started dating for the exact time together and a countdown to your next anniversary.
- Work Anniversary Calculator Calculate your length of service from your start date in years, months, and days, plus a countdown to your next work anniversary.
Calendar Utilities
See all- Day of the Week Calculator Find out which day of the week any date falls on — past or future. Free day of the week calculator with instant, timezone-safe results.
- What Day of the Week Was I Born Enter your date of birth to find out which day of the week you were born on. Free, instant birth-day-of-the-week calculator.
- Leap Year Calculator Check whether any year is a leap year, with the reason why and the next leap year. Free, instant leap year calculator.
Countdowns
See all- Days Until Date Calculator Count how many days until any date. Free days-until-date calculator with an instant, automatically updating countdown.
- Countdown Timer to a Date Set a countdown to any date and see the days remaining. Free countdown timer to a date, updated automatically each day.
- Days Until Christmas 2027 How many days until Christmas 2027? See the live countdown to 25 December 2027, updated automatically to today's date.
- Days Until New Year 2027 How many days until New Year 2027? Live countdown to 1 January 2027, updated automatically to today's date.
Days Between Dates
See allRetirement
See all- Retirement Date Calculator Find your retirement date from your date of birth and retirement age, plus a countdown of the years, months, and days until then.
- Retirement Countdown Count down to retirement. Enter your date of birth and retirement age to see the years, months, and days left, plus your retirement date.
- How Long Until I Retire? Find out how long until you retire. Enter your date of birth and retirement age for the exact years, months, and days remaining.
- Years Until Retirement See how many years until retirement. Enter your date of birth and retirement age for the exact years, months, and days remaining.
- Early Retirement Calculator Planning to retire early? Enter your date of birth and target age to see your retirement date and the years, months, and days left.
- Retirement Age Calculator (India) Work out your retirement date in India from your date of birth and retirement age (commonly 60), with a countdown of the time remaining.
Working Days
See all- Working Days Calculator Count the working (business) days between two dates, excluding weekends and public holidays. Free working days calculator.
- Working Days Calculator India Count business days between two dates in India, excluding weekends and Indian national holidays. Free working days calculator for India.
- Business Days Between Dates Count the business days between two dates, skipping weekends and public holidays. Free business days between dates calculator.
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