Online timer - Online timer is a free and easy-to-use tool that comes with a very simple way to get done with measuring time and alarm.

Be Focused by XWaveSoft - Simple Pomodoro timer in your Mac's menu bar

Timer Tab - Online countdown timer, alarm clock, and stopwatch.

Focusmate - Distraction-free productivity via virtual coworking

Timer+ · multiple timers - Timer+ · multiple timers is an all-in-one-timer application designed for your Apple device, and that allows you to be more productive with your workflow and memorize the things that are important during the day.

Pomodoro Timer UWP - Be more productive with your time