Date Calculator
Find the exact number of days between two dates.
How to Use This Date Calculator
Select a start date and an end date, and this tool instantly calculates the total number of days, weeks, and months between them. It's useful for tracking deadlines, counting down to events, calculating age in days, or figuring out contract and rental periods.
Why Date Calculations Matter
Manually counting days across different month lengths and leap years is error-prone. This calculator accounts for varying month lengths and leap years automatically, giving you an accurate result every time — whether you're planning a trip, tracking a project timeline, or calculating an important anniversary.
Frequently Asked Questions
Does this calculator account for leap years?
Yes, the calculation is based on actual calendar dates, so leap years are automatically factored in correctly.
Can I calculate dates in the past and future?
Yes, you can select any two dates — both in the past, both in the future, or a mix of both — and the tool will calculate the absolute difference between them.
How many weeks are shown in the result?
The result shows the total days divided into complete weeks plus any remaining days, giving you a clear breakdown alongside the total day count.