![]() ![]() Lotus Symphony (the '80s version, not the unrelated 2000s version which used a variant of Open Office format) used a similar file format. wk2, and from then on the number in the extension corresponded to the program version number. wk1 extension, but that was soon changed to. When 1-2-3 was finally officially discontinued in 2013 (by IBM, which now owns Lotus), the general reaction was "What, they still made 1-2-3 until now? I thought it died a long time ago." Making 1-2-3 part of a new "Lotus SmartSuite" didn't help bring it back to prominence. Both were spreadsheets which used a similar interface, still familiar to modern spreadsheet users, consisting of a matrix of rows and columns where the columns have letters and the rows have numbers, and a cell can be addressed by an address such as "B2".Īfter years of dominance of the spreadsheet market for PC/MS-DOS, 1-2-3 failed to successfully move over to the Windows platform, and was eclipsed by Microsoft Excel. Lotus 1-2-3 was regarded as the "killer app" of the IBM PC in its early days, just as VisiCalc was for the Apple II platform.
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