Be Focused by XWaveSoft - Simple Pomodoro timer in your Mac's menu bar
Streaks - The to-do list that helps you form good habits.
Focusmate - Distraction-free productivity via virtual coworking
Letz - Chat bot that will make you enjoy productivity
Pomodoro Timer UWP - Be more productive with your time
The Best Life Planner 2019 - Build a goals and habits plan that actually works