Date & Age Calculator New
Days between dates, exact age and date arithmetic.
🔒 Runs entirely in your browser. Nothing is uploaded.
Questions.
Is the end date counted?
Not by default. Tick 'Count the end date too' to include both the first and last day.
What happens with a 29 February birthday?
In years that are not leap years, the birthday is counted on 1 March.
Are weekdays the same as working days?
Weekdays are Monday to Friday. Public holidays are not taken off.