Relaxing music player
Select the sounds (20+ relaxing tracks are available) that you want to hear, turn them on and you can listen to and enjoy the music for as long as you want, without interruption.
You can listen to the sound of:
You can enable a timer to turn off all music after a specified amount of time. An incredibly useful feature for when you are about to fall asleep.
Opal is available for Linux and Windows and community builds for macOS are also possible. All offering the same easy-to-use look and feel.
"Opal is a simple app that includes different sound groupings to suit anyone, from office to fantasy. All have volume controls so you can keep faint in the background or bring them forward. You can also set up a delay timer from the settings tab to remind you to take a break. You also have the option to combine multiple sounds at varying volumes to produce the perfect background noise."