Invisible Spy Software 2011 - Version 10.4 Invisible Spy Software, keylogger, email and messenger spy software. It records all keystrokes typed, MSN Messenger, Windows Live Messenger, ICQ messenger, AIM, Yahoo! Messenger, Windows Messenger and Skype's chat text, websites visited, emails read, documents opened, windows opened, clipboard activaties, passwords typed and applications executed. Invisible Spy Software even takes screen snapshots at your set interval.