Gnome Pomodoro - This GNOME app helps to manage time according to Pomodoro Technique.
Francis - Francis uses the well-known pomodoro technique to help you get more productive.
Pomodone - Pomodone is the easiest way to track your workflow using Pomodoro technique, on top of your current task management service.
Productivity Challenge Timer - Productivity Challenge Timer app is a digital timer that helps you in focusing more on your daily task tracking time usage.
TomatoBar - World's neatest Pomodoro timer for macOS menu bar.
Pomatez - An elegant multi-platform desktop app for pomodoro lovers.