How to calculate date difference?

Simply select start date and end date, click calculate. The tool shows exact difference in years, months, days, hours, minutes and seconds.

Is this date calculator free?

Yes, it's completely free with no hidden charges. You can calculate unlimited date differences.

Can I calculate business days?

Currently it calculates calendar days. For business days, you can use our Business Days Calculator tool.

50,000+ Users Trust Us

Date Difference Calculator

Calculate exact difference between two dates with precision. Years • Months • Days • Hours • Minutes • Seconds

152,342+ Calculations Done

4.9/5 Rating

Instant Results

Start Date

End Date

Quick Select:

Calculation Result

Years

0.0

Months

0.0

Days

0.0

Hours

0.0

Minutes

0.0

Seconds

0.0

Total Duration

Total Days: 0

Total Hours: 0

Total Minutes: 0

Total Seconds: 0

Detailed Breakdown

Business days (Mon-Fri): Calculating...

How to Use Date Difference Calculator?

Select Start Date

Choose the beginning date from the calendar

Select End Date

Choose the ending date (defaults to today)

Click Calculate

Press the calculate button for instant results

Get Results

View detailed difference in all time units

Frequently Asked Questions

Is this date difference calculator accurate?

Yes, it calculates exact difference including leap years, different month lengths, and provides results down to seconds.

Can I calculate age using this tool?

Yes! Enter birth date as start date and today's date as end date to calculate exact age in years, months, and days.

Does it include time in calculation?

Yes, it calculates hours, minutes and seconds as well. The default time is 00:00:00 for both dates.

Is this tool mobile friendly?

Absolutely! It works perfectly on all devices including mobile phones, tablets, and desktop computers.

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