Brain.fm - Music designed for the brain to enhance focus, relaxation, meditation, naps and sleep within 10 - 15 minutes of use.
Meditation Studio - Curated collections of guided meditations
Calm - Calm.com can help you reduce stress and increase calm.
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.
Timeless | Meditation - Personal practice meditation timer with guided instruction and multi-day courses.
MindFi - Meditate with open eyes. Be productive.