Date Difference Calculator — Count Days, Business Days & Weekends
Calculate the exact number of days, business days, or weekends between any two dates. Visualize the timeline and plan projects with confidence.
Best For
Use Date Calculator when you need to work through practical calculations without setting up a spreadsheet. The page is designed around a focused workflow: bring in the numbers, dates, units, or expressions you need to evaluate, make the adjustment or check, then copy the result into your plan, estimate, assignment, or documentation.
Most work happens locally in your browser, which keeps files and text on your device and makes quick repeat checks practical. Review the output, then copy the result into your plan, estimate, assignment, or documentation.
Common workflows
- Calculate Project Deadlines
- Pregnancy Due Date Countdown
- Mortgage Closing Timeline
- Visa Expiration Tracker
Features
Business Day Calculation
Exclude weekends automatically to get the true number of working days between two dates.
Timeline Visualization
See your date range visualized on an interactive calendar view for instant clarity.
Instant Results
Results update in real time as you change the dates — no button to click.
How It Works
Pick two dates using the date picker or type them directly.
Select total days, business days only, or weekends only.
See the count and a visual breakdown instantly.
Frequently Asked Questions
Related Tools
Stay on task using the Pomodoro technique — 25-minute work sessions with short breaks between them. Every session is automatically logged with timestamps, and you can export your history.
Add any cities or time zones and see the current local time in each one, updated live. Makes it easy to find a meeting time that works across different locations around the world.