2 events with tag "spreadsheet"
1979
ID: 4342
October 1979
Dan Bricklin and Bob Frankston release VisiCalc for Apple II - first spreadsheet, killer app for business
ID: 4342
1983
ID: 4353
January 1983
Lotus releases 1-2-3 spreadsheet - killer app for IBM PC, faster than VisiCalc, integrates graphics
ID: 4353