Calculate the exact number of days, months, and years between any two dates. Our free tool is perfect for project timelines, age differences, and historical tracking.
"How many days has it been since the project started?" "What's the exact duration of the warranty period?" "How old was I when the first iPhone was released?"
Our lives are measured by dates, but calculating the exact time between two dates is a surprisingly tricky task. You have to account for months with different numbers of days (is it 30 or 31?) and, of course, the pesky leap year. Manually counting on a calendar is slow, tedious, and very easy to get wrong. A Date Calculator is the precise, instant solution.
This is a practical tool for all sorts of real-world planning and tracking:
Project Management: Accurately determine the number of workdays left before a deadline.
Personal Finance: Calculate the duration of a loan or an investment period.
HR and Payroll: Figure out the exact length of an employee's tenure.
Legal and Contracts: Verify time-sensitive clauses, like a 90-day notice period.
For Fun and History: Calculate your exact age on a specific historical date or find the time between two events.
Get an accurate count in seconds.
Open the Date Calculator: Go to the FreeXTool Date Calculator.
Select Your Dates: Choose your Start Date and your End Date from the calendars.
Click "Calculate": The tool will instantly display the total duration, broken down into years, months, and days.
When calculating a duration for something like a hotel stay or a project timeline, you often need to decide whether to include the end date in the total count. A good date calculator will have an option to "Include end date," giving you a more accurate count for these specific scenarios.
Master your schedule and planning with these other time-based tools: