Effortless - Stay focused and beat procrastination on your Mac.
Annotate.tv - Optimize your learning on YouTube
Be Focused by XWaveSoft - Simple Pomodoro timer in your Mac's menu bar
Slid - Capture knowledge from online videos, courses, and webinars
Forest App - Forest is an app that helps you stay focused on the important things in life.
SkillTube - A curated list of best courses from YouTube & other platform