Sound Club for Windows has been discontinued. Similar apps include Sekaiju, which is free and open source. Other options are Anvil Studio and SongStuff. In total there are three Music Production Apps like Sound Club for Windows for Windows.
"Sekaiju" is a free, open source MIDI sequencer software for creating and editing MIDI data. This software enables you to create music with your MIDI modules or synthesizers. Sekaiju also can be used as a powerful MIDI editor.
Japan
Anvil Studio is a free Windows 7/Vista/XP/2000/98 program designed for people who want to:
United States
SongStuff is a software solution for song creating and recording. There are also a music notation module and a beat library in the program. This application is a very useful tool for song writers and music makers.
Hungary
EU
