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VisiCalc ("visible calculator") [1] is the first spreadsheet computer program for personal computers, [2] originally released for the Apple II by VisiCorp on October 17, 1979. [1] [3] It is considered the killer application for the Apple II, [4] turning the microcomputer from a hobby for computer enthusiasts into a serious business tool, and then prompting IBM to introduce the IBM PC two years ...
The Lotus Development Corporation was founded by Mitchell Kapor, a friend of the developers of VisiCalc. 1-2-3 was originally written by Jonathan Sachs, who had written two spreadsheet programs previously while working at Concentric Data Systems, Inc. [6] [7] To aid its growth both in the UK and possibly elsewhere, Lotus 1-2-3 became the very ...
1983, Lotus 1-2-3 for MS-DOS, the first killer application for the IBM PC, it took the market from Visicalc in the early 1980s. 1983, Dynacalc for OS-9 a Unix-like operating system, similar to VisiCalc. [11] 1984, Lotus Symphony for MS-DOS, the follow-on to Lotus 1-2-3; 1985, Boeing Calc for MVS and MS-DOS, written by subsidiary of aviation ...
VisiCalc was released in 1979, becoming the earliest generally agreed-upon example of a killer application.. Although the term was coined in the late 1980s [4] [5] one of the first retroactively recognized examples of a killer application is the VisiCalc spreadsheet, released in 1979 for the Apple II.
By the time SuperCalc2 shipped in April 1983, Sorcim knew that its competitor was no longer VisiCalc, but Lotus 1-2-3, which became an instant best seller in February 1983. Besides being technically excellent, 1-2-3 also had a substantially larger marketing budget than Sorcim's.
VisiCorp [1] was an early personal computer software publisher. Its most famous products were Microchess, [2] Visi On [3] [4] and VisiCalc. [5]It was founded in 1977 [6] by Dan Fylstra as the software publisher Personal Software.
The new River City Momentum Fund aims to help streamline financing options for developments in Memphis and get more projects across the finish line.
While a student at Harvard Business School, Bricklin co-developed VisiCalc in 1979, making it the first electronic spreadsheet readily available for home and office use. It ran on an Apple II computer, and was considered a fourth generation software program. VisiCalc is widely credited for fueling the rapid growth of the personal computer industry.