Araxis Merge is a professional and easy-to-use visual file/folder comparing, merging and synchronizing program for Windows and Mac platforms, developed by Araxis from Isle of Man. It is suitable for all kinds of professionals who often need to deal with documents and texts to use, such as software engineers, web developers, version and quality control managers, code reviewers and auditors, legal and publishing professionals, and so on.

GoodSync is a very famous, simple but user-friendly and reliable automatic file/folder backup/sync utility. It can quickly and automatically analyze, compare and then sync or backup your files/folders among a variety of local or online storage spaces on multiple devices or platforms.

WinMerge is a free open-source file comparing/merging application designed for Windows, with which we can compare the contents of multiple documents or even the differences between folders. This is suitable for programmers or users who often need to write or modify codes or articles.