.ADDIN File Extension

What is a .ADDIN file?

.ADDIN is a Developer Files extension of a XML format made by Microsoft. You can work with .ADDIN files on Windows.

How to make a .ADDIN file?

To make .ADDIN files, you have to use Microsoft Visual Studio 2017 or any other program indicated below. You can download programs for Windows from official sources. .ADDIN file editor download is also available on its official web page. To learn more about .ADDIN file opener and its alternatives, visit the program official web site.

How to open .ADDIN files?

To launch .ADDIN file on your platform, use .ADDIN file reader by Microsoft or another soft indicated below. After the installation of the .ADDIN file reader, you will be able to open all .ADDIN documents.