Date Calculator
Find the number of days between two dates, or add or subtract a number of days from any date. Useful for project planning and deadlines.
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Frequently Asked Questions
- What does the date calculator do?
- Find the number of days between two dates, or add/subtract days from a date. Useful for project deadlines, countdowns, and planning. Free and runs in your browser.
- Can I add or subtract days from a date?
- Yes. Choose add or subtract, pick a date, and enter the number of days. The result date updates instantly. No server — all in browser.
- Is the date calculator free?
- Yes. Calculate days between dates or shift dates by days with no signup. All calculation is client-side.