Time duration calculator

Convert hours, minutes and seconds in one click.


Useful for invoicing, timesheets and planning focus sessions. Working with a 25-minute Pomodoro block? Enter 25 minutes above to see exactly how it converts.




More free tools

Everything you need to manage your time, in one free app:

Free Kanban board Pomodoro timer Pomodoro task management Productivity tracker Weekly productivity report Work break timer

Free productivity tools

Online Pomodoro timer Time duration calculator Work hours calculator Focus session calculator Break time calculator Productivity percentage calculator Eisenhower Matrix planner Time blocking planner