Date Calculator - Add or Subtract Days
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Add or subtract time from dates
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What is Date Calculator?
Add or subtract days, weeks, months, or years from any date. Find what date it will be after a certain period. Our free online tool makes it easy to add or subtract time from dates without installing any software. Simply use your browser to get started instantly.
Features
Add or subtract days/weeks/months/years
Quick presets (7 days, 30 days, etc.)
Day of week result
Leap year detection
Quarter and week number
How to Use Date Calculator
- 1Select start date
- 2Choose add or subtract
- 3Enter amount and unit
- 4View result date
Why Use Our Date Calculator?
Fast & Free
Instant results with no signup or payment required.
Secure & Private
All processing happens in your browser. We never store your files.
No Installation
Works on any device with a web browser. No software needed.