Before we go further, it is important to note that this is just a proof of concept and to even use custom functions in Excel, you first need to be using the Office Insider version of Excel and to ...

At its Ignite conference, Microsoft today announced an update to Excel that brings a new JavaScript API to the venerable spreadsheet app. With this new API, developers will be able to create custom ...

Microsoft has announced that Office for iPad apps will gain the ability to use add-in apps like its desktop and web Office components; we go hands on with the updated Excel for iPad. Share on Facebook ...