Headspace - Meditation made simple. Brilliant things happen in calm minds.
Calm - Calm.com can help you reduce stress and increase calm.
Meditation Studio - Curated collections of guided meditations
Pacifica - Stress and anxiety relief through beautiful CBT tools
Waking Up - Now you can meditate from your desktop
Medito - 100% Free Meditation App that will improve your Mental wellbeing with the help of Guided Meditations, Breathing Exercises, Mindfulness Practices, Relaxing Sounds, and more.