Five Interesting Facts About VisiCalc by Paul Epps on 31 Jan 2009 First spreadsheet program for personal computers (1979) First killer app for the Apple II First spreadsheet program for the IBM PC (1981) Still available as a free download from co-developer Dan Bricklin’s web site Full executable is only 27K! Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to email this to a friend (Opens in new window)MoreClick to share on Pinterest (Opens in new window)Click to print (Opens in new window) Related Posts DogPoopBags.com Check Your Facts The Most Interesting Man in the World?