Date Calculator
Calculate durations and find new dates with ease.
Duration
0 Years, 0 Months, 0 Days
New Date
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How to Use the Date Calculator
Select a Calculation Mode
Choose between "Date Duration" to find the time between two dates, or "Add/Subtract Time" to calculate a new date.
Enter Your Dates and Values
For duration, pick a start and end date. For adding/subtracting, pick a start date and enter the years, months, weeks, or days to add or subtract.
View the Instant Result
The result is calculated automatically and displayed in the result box, showing the precise duration or the newly calculated date.
Key Features
Dual-Mode Calculator
Easily switch between finding the duration between dates and adding or subtracting time from a date.
Accurate Calculations
Our calculator correctly handles leap years and varying month lengths for precise results.
Today's Date Default
Date fields are pre-filled with the current date to get you started quickly.
Real-Time Results
All calculations happen instantly as you type, providing immediate answers to your date questions.
Common Use Cases
Travel & Event Planning
Calculate the number of days until a vacation, wedding, or important deadline.
Age & Milestones
Find the exact age of a person or object by calculating the duration from a birth date.
Project Management
Determine project timelines, deadlines, and task durations by adding or subtracting time from a start date.