With the Free Online Timer, you can initiate a simple countdown.
Are you looking for an Interval Timer instead? You can find this and more under Fitness & Nutrition Tools.
Instructions
Set Time: Enter the desired time in minutes and seconds.
Start/Pause: Click "Set" to configure the timer, then use the corresponding button to start or pause.
Reset: Reset the timer to input a new time.
The display updates in real-time, showing the remaining time in the format MM:SS.mm.