Focus - New Tab page that gives you a moment of calm and inspires you to be more productive.
Headspace - Meditation made simple. Brilliant things happen in calm minds.
Reboot - It's okay to take a break
Synctuition Meditation Program - Synctuition Meditation Program is a world’s most leading meditation app that comes with brand new 3D sounds that enhance the quality of sleep significantly.
Breaktime - Break time is an app that reminds you to stand up every chosen amount of time.
Calm - Calm.com can help you reduce stress and increase calm.