📅 Date Difference Calculator

Calculate the number of days, weeks, months, and years between two selected Gregorian dates.

Result

Select start and end dates, then click “Calculate”.

* Based on calendar difference, not just day division.

🕌 Islamic (Hijri) Date Difference Calculator

Calculate the difference between two Islamic (Hijri) dates in days, weeks, months, and years.
Uses the Umm al-Qura calendar for accurate conversion.

Result

Enter start and end Hijri dates, then click “Calculate”.

* Difference is calculated after converting Hijri dates to their Gregorian equivalents.

Online Date Difference Calculator – Days, Weeks, Months & Years

This free date difference calculator from Mr Jungle Book helps you quickly find the number of days, weeks, months and years between two dates. Whether you are planning a project, checking an age, or comparing events across the calendar, this simple date duration calculator gives clear, instant results in your browser.

Use it as an all-in-one: date difference calculator, days between two dates calculator, time and date difference calculator and online date calculator – completely free and mobile-friendly.

What You Can Calculate With This Date Difference Tool

With just a start date and an end date, the calculator shows you:

  • Total days between the two dates.
  • Total weeks, useful for planning sprints or school terms.
  • Approximate months based on real calendar differences.
  • Years, months and days in a clear breakdown.

Many users search for a quick days between dates calculator or date difference in days. This tool gives that answer in one click, without any sign-up or complicated options.

How to Use the Date Difference Calculator

Using the calculator is simple:

  • Select your start date in the first field.
  • Select your end date in the second field.
  • Click the Calculate button.
  • See the result in days, weeks, months and years instantly.

You can choose any past or future date, so the tool works well as a countdown calculator, age calculator by date, or project duration calculator.

Islamic (Hijri) Date Difference Calculator

Below the Gregorian section, Mr Jungle Book also offers an Islamic (Hijri) date difference calculator. You can enter two Hijri dates in dd-mm-yyyy format, and the tool converts them using the Umm al-Qura method before calculating the difference.

This is especially helpful for:

  • Ramadan planning and tracking the days of fasting.
  • Comparing dates for Hajj, Eid al-Fitr, Eid al-Adha, and other Islamic events.
  • Users who need both Hijri and Gregorian date difference in one place.

Popular Uses for a Date Duration Calculator

People use this type of time and date calculator for many everyday tasks:

  • Finding exact age in years, months and days from birth date to today.
  • Measuring how long a project, contract or job role has lasted.
  • Calculating the time left before an exam, event, or travel date.
  • Comparing historical dates and important milestones.
  • Checking the length of holidays, school terms, or work assignments.

Why Use Mr Jungle Book’s Date Difference Calculator?

There are many online date calculators, but Mr Jungle Book focuses on a clean interface, fast results and useful detail. The tool:

  • Is completely free, with no registration or account required.
  • Works on desktop, tablet and smartphones with a responsive layout.
  • Handles leap years and different month lengths correctly.
  • Supports both Gregorian date difference and Hijri date difference in one page.

If you’re searching for a reliable date difference calculator in days, weeks, months and years, this tool from Mr Jungle Book is designed to be simple, accurate and easy to use for everyone.