Calculator Tools
Date Calculator
Add or subtract days, weeks, months, or calculate days between two dates.
100% Client-Side Privacy•No Registration Needed•Instant Free Export
How to Use Date Calculator
- 1Select mode: "Days Between Dates" or "Add/Subtract from Date".
- 2Select your starting date and target date or interval.
- 3Click "Calculate" to view the duration and calendar breakdown.
- 4Easily copy the target date or days count.
Features & Capabilities
Count days between two dates (excluding or including end date)
Business days calculation option
Add or subtract days, weeks, months, years
Shows weekday name of the resulting date
Frequently Asked Questions
Can it exclude weekends?
Yes, the tool calculates total calendar days as well as estimated working business days.
How far back or into the future can it calculate?
You can calculate across centuries with standard Gregorian calendar rules.
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