Calm - Calm.com can help you reduce stress and increase calm.
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
Plum Village - Free mindfulness app w/ Zen Buddhist meditations + teachings
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Headspace - Meditation made simple. Brilliant things happen in calm minds.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.