Currently only Windows 10 is supported. Older versions and other platforms are not currently in development.
.NET Framework 4.7.2
You need this Windows package to get access to Spotify media playback. Try to run SpotifyTools in Windows first and if it's not working install the following package.
The dekstop version of SpotifyTools. To check if it is working in the bottom bar of the app will pop up the latest saved song (min 30 sec of listening)