In Rekordbox, go to File > Export Collection in XML format.
In Choones, go to Tools > Import 'Rekordbox XML'.
In Choones, go to Tools > export 'Rekordbox XML'.
In Rekordbox, go to Preferences > Advanced.
Browse to the correct location of the XML you exported from Choones.
Close Preferences and refresh your treeview. You should see the xml file. Now you can right click and import playlists.