I learned, belatedly, that last October 17 was Spreadsheet Day, marking the 35th anniversary of VisiCalc, the Apple II program that started it all. This moved me to republish a long piece I wrote 30 ...

An old rule of thumb for building a startup is to find a group of professionals who use spreadsheets to do their work and then build an app to replace their spreadsheet usage. Presto, you have a ...

Finding a reliable spreadsheet tool that does not involve the hassle of creating an account can be quite challenging. Fortunately, several free online spreadsheet services don’t require any login, ...