Well, the only alternative to Daemontools and Alcohol is Virtual ISO. Virtual ISO Contains a GUI and is available to try for free or for $20 bucks. Check it out here at: http://www.braindonors.net/products/VirtualISO.asp
Alternatively, Virtual ISO can handle a much borader range of files and works with 64bit windows exclusively. Virtual ISO is available here: http://www.braindonors.net/products/virtualiso.asp