Microsoft no longer offers WinDiff.exe as a standalone, direct download. Instead, it is distributed as a legacy component within official development packages. 1. Download via the Windows SDK

-N [name] : Saves a net list of the differences found to a specified text file. Modern Alternatives to WinDiff

Whether you require for batch scripts

For older environments, WinDiff was included in the Windows Server 2003 Support Tools package.

A premium utility offering deep directory synchronization and data comparison capabilities.

Compares entire folder structures to find missing, newer, or modified files.

Download the installer for a classic version like the Windows 7 SDK or Windows 8.1 SDK. Run the installer.