Select start date
Choose the first date of your period or event.
Calculate the exact difference between two dates in years, months, days and weeks. Also check total days, weekdays and business days instantly for free.
Select a start and end date to see a complete duration breakdown.
Dates are processed privately in your browser.
Choose two dates and press the calculate button.
*Business days: Monday to Friday, counting both selected dates where applicable. Public holidays are not excluded. For official deadlines, verify the applicable rules.
Find the time between two dates in five quick steps—without formulas or manual counting.
Choose the first date of your period or event.
Choose an end date equal to or later than the start.
Use a ready range such as seven days or one year.
Press the green button for an instant breakdown.
Copy or download the calculation when needed.
A date difference calculator online free tool measures the exact period between a start date and an end date. It can express the same range as calendar years, months and days or as total days, weeks, hours, minutes and seconds. This avoids errors caused by different month lengths, leap years and manual counting.
For example, the period from 1 January to 1 February is one calendar month even though January contains 31 days. The tool keeps this calendar view separate from the total elapsed-day figure, making the result easier to understand. It also gives Monday-to-Friday business days for planning routine work.
Answers to common questions about counting dates, calendar days and business days.
Select the start and end dates, then press Calculate Date Difference. You will see calendar years, months and days plus total units.
Yes. It is completely free, requires no registration and can be used repeatedly.
Total days measures elapsed days and does not add the start date. The business-day estimate is inclusive and is labelled separately.
Yes, it counts Monday through Friday and excludes weekends. It does not remove public holidays.
Yes. Actual calendar dates are used, so February 29 and different month lengths are handled.
दोनों तारीखें चुनें और Calculate Date Difference दबाएँ। कुल दिन और पूरा calendar breakdown तुरंत दिखाई देगा।