Date calculator

Count the days between two dates, or add and subtract days, weeks, months or years.

Days between two dates

Start dateEnd date

Include the end date

Add or subtract time

Start date Plus or minus Amount Unit

Counting tips

By default the end date isn't counted, which is how you'd count nights in a hotel or days until an event. Tick Include the end date to count both the first and last day, as you would for a vacation or a contract period.