Headspace - Meditation made simple. Brilliant things happen in calm minds.
FlowVR - Virtual reality app with highly effective guided meditations
Plum Village - Free mindfulness app w/ Zen Buddhist meditations + teachings
Calm - Calm.com can help you reduce stress and increase calm.
BurnoutIndex - Check your burnout risk. Backed by science, forever-free.
Timeless | Meditation - Personal practice meditation timer with guided instruction and multi-day courses.