All of the following apps are available at for I-phone or at https://play.google.com for Android users.
10% Happier (https://www.tenpercent.com)
Listed as #1 top app in New York Times’ How to Meditate guide, it includes 500+ guided meditations from renown teachers (Goldstein & Salzberg), plus inspiration, talks, and advice on multiple topics, including sleep. Based on the Dan Harris book. Membership cost is $99/yr.
Insight Timer (https://insighttimer.com)
More time is spent meditating on Insight Timer than all other meditation apps. It offers the largest free library of guided meditations across traditions, along with a 7-day Learn to Meditate course, and music. Appropriate for beginners and advanced meditators.
Sattva curates a range of supports for practicing meditation, and it offers groups, biofeedback tracking, and more for a lifetime membership of $200.