Be Focused by XWaveSoft - Simple Pomodoro timer in your Mac's menu bar
Pomo Timer - Beautiful pomodoro timer with pomodoros!
Focusmate - Distraction-free productivity via virtual coworking
Pomodor - Focus on what matters!
Pomodoro Timer UWP - Be more productive with your time
PomoGuru - Boost Your Productivity with the Pomodoro Technique