Days Between Dates Calculator
Count the exact number of days, weeks, and months between any two dates.
Free calendar & date tools
A small set of fast, free calculators for everyday date math - count the days between dates, find a future date, check the week number, work out an exact age, or see how much of the year is left. Everything runs in your browser, with nothing to install.
Date Calculator - Add or Subtract Days
Add or subtract days, weeks, and months from any date to find a future or past date.
Week Number Calculator
Find the ISO week number for today or any date, and see which dates a week covers.
Age Calculator
Calculate your exact age in years, months, and days from your date of birth.
Year Progress Calculator
See how much of the year has passed and how many days are left, as a live percentage.
Countdown to a Date
Count down the days until a birthday, holiday, deadline, or any future event.
Monthly Calendar Generator
Generate a clean printable month calendar for any month and year, Sunday or Monday start.
Day of the Week Finder
Find out what day of the week any date falls on - past, present, or future.
Business Days Calculator
Count the working days (Monday to Friday) between two dates, excluding weekends.
Leap Year Checker
Check whether any year is a leap year and see the next leap years coming up.
Monthly Calendar Widgets
Monthly Calendar WidgetsWant this on your Home Screen?
These are real widgets from the app. Get the full month calendar widget on your iPhone Home Screen and Lock Screen - synced with iOS Calendar and Google Calendar, updated automatically.
