Date Calculator
Calculate dates addition/subtraction.
- 100% free
- Private in browser
- No signup
- No watermarks
Result date
Wednesday, October 14, 2026
Wednesday
Rate this tool
Be the first to rate — helps others and improves this page.
About Date Calculator
Date Calculator helps you pick a start date instantly in your browser. Nothing is uploaded.
How to use Date Calculator
- Pick a start date.
- Enter days to add or subtract.
- Get the resulting date and weekday.
Key features
- Add or subtract days
- Shows weekday of result
- Long-form date output
- Free forever
Frequently asked questions
- Can I subtract days?
- Yes — enter a negative number of days to move backwards.