Headspace - Meditation made simple. Brilliant things happen in calm minds.
Be Focused by XWaveSoft - Simple Pomodoro timer in your Mac's menu bar
BioBase - Measure and manage your stress
Effortless - Stay focused and beat procrastination on your Mac.
Forest App - Forest is an app that helps you stay focused on the important things in life.
Pulse.red - A powerful time tracker for those who appreciate simplicity