Time & Productivity

Timers, time zone math, business days, and date calculators for scheduling and focus. No accounts open a tab and start.

Available now

Calculate exact age from a date of birth in years, months and days.

Date Difference Calculator

Calculate the exact number of days between two dates.

Countdown Timer

Set a countdown timer for any duration with an alert when it reaches zero.

Boost focus with the classic 25-minute Pomodoro work cycle.

Work Hours Calculator

Calculate total work hours from start and end times across multiple days.

Business Days Calculator

Count working days between two dates, excluding weekends.

Time Zone Converter

Convert times between any two time zones worldwide.

About our Time & Productivity

Timers, time zone math, business days, and date calculators for scheduling and focus. No accounts open a tab and start.

Common questions

Which timezone is used? Your browser's local timezone unless a tool specifies UTC.

Do timers work offline? Yes, once the page is loaded.