WIDI Audio To MIDI VST Plugin, performs automatic music recognition in VST hosts under Windows and Mac OS X. You may choose it if your host does not support Audio Unit modules or if you want to use Audio To MIDI in Windows host.
WIDI Recognition System, an automatic music recognition software for Windows. This is our flagship product developed since 1998. Current version has wide capabilities and many additional features. You may find details at:
http://www.widisoft.com/english/widi-recognition-system.html
A special Able MIDI Editor, designed mainly for correcting results or automatic music recognition. It is available both as a separate program and as integrated component in the WIDI Recognition System Professional edition.
http://www.widisoft.com/english/able-midi-editor.html