Go to the App Store or Google Play Store and search NuCalm or follow the links below:
The app cannot currently be used on a laptop, desktop computer, Amazon Fire tablet, or a Kindle. Playback through web browser may be available in the near future.
The app will use about 74mb of space on your smart device. The software is streamed via wifi or cellular signal. You do have the option to download specific journeys if you'd like to have tracks available for offline playback, which will then take up more storage.