Your Classical is a free streaming service that provides endless classical music to study or relax to. This link is to the "Relax" channel, but there are over 15 other channels to choose from.
Study, relax, or sleep to the sound of rain. You can listen in your browser or get the app on Google Play or in the App Store. Also gives a daily music recommendation based on the rain.
Sleep Time measures the way you sleep and helps you sleep better by waking you during light sleeping periods. It also gives you the option to fall asleep to soundscapes or light music.