I still think that Atari TOS was, and will always remain, better than anything from Microsoft! (Pagestream, which was as good as the latest version of Quark Xpress, fitted on just a dozen floppies - and cost me 250 quid in 1989!)
Potty64:
Apologies for nicking your thread but I think that we've established that you need to download Excel Viewer (if you only want to view a spreadsheet) or OpenOffice (if you want to create one free of charge). Alternatively, you can buy Excel.