Add / Subtract Days from a Date
Enter a starting date and a number of days. Choose to skip weekends or skip weekends + holidays (business days).
About Our Days Calculator Calendar
Your go-to tool for accurate date calculations that matter in everyday life and business planning
Why Date Calculations Matter
Whether you're planning projects, tracking milestones, or calculating deadlines, accurate date calculations are essential. Our tool helps you answer questions like:
- How many weekdays until my project deadline?
- What's the exact date 90 business days from now?
- How long until my vacation with weekends excluded?
Privacy & Performance
We believe your date calculations should be private and fast:
No Data Storage
Lightning Fast
No Tracking
No Cookies
Key Features Designed For You
Date Difference Calculator
Calculate exact days between dates with options to include/exclude weekends and holidays.
Add/Subtract Days
Find future or past dates by adding or subtracting days, weekdays, or business days.
Custom Holidays
Add your own holiday list for accurate business day calculations tailored to your region.
How It Works
Select Dates
Choose your start and end dates using our intuitive date picker
Choose Options
Select whether to include weekends, holidays, or end date
Calculate
Click the calculate button for instant results
Get Results
Receive detailed breakdown including days, weeks, months, and years
Practical Examples
Birthday Planning
"I used this to count down weekdays until my daughter's birthday party. So helpful for planning!"
Project Management
"Calculating business days between project phases has never been easier. The holiday exclusion is perfect!"
Vacation Planning
"I calculated exactly how many vacation days I needed by excluding weekends. Saved me 3 days off work!"
Frequently Asked Questions
Is this days calculator accurate for leap years?
Yes. Our calculator accounts for leap years and handles February 29th correctly in all calculations.
What's the difference between weekdays and business days?
Weekdays exclude Saturdays and Sundays only. Business days exclude weekends plus any holidays you specify.
Is my data stored when I use this tool?
No. All calculations happen in your browser. We don't store any dates or results on our servers.
Contact
Questions or feedback about this days calculator calendar? Send an email to patilnitesh590@gmail.com.