What is .indd file extension?
The .indd file extension is used for creating professional page layout project with Adobe InDesign. INDD is an acronym for In Design Document. These files include page formatting information, linked files, styles, swatches and page content. It is used for creating and formatting books, magazines, newspapers, flyers, brochures, etc. InDesign documents can also be opened with InCopy (professional writing program by Adobe).
You can see a list of software programs here on www.easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.