This strikes a chord, as we too made the switch from Dropbox to Syncthing recently. We also ended up using Syncthing-GTK, which is a cross-platform UI front-end

This strikes a chord, as we too made the switch from Dropbox to Syncthing recently. We also ended up using Syncthing-GTK, which is a cross-platform UI front-end for Syncthing. (For us the process does not get killed in Windows platforms when Syncthing-GTK exits, but we can live with us for the time being.)