At Guiffy our focus is Advanced Cross-Platform Diff/Merge software. Our product is a visual file compare diff tool, merge tool, and folder compare tool that makes comparing and merging sources easy and reliable. Guiffy is used around the world by thousands of professional organizations on a wide variety of platforms (Including: Windows, MacOS X, Linux, and Unix). Guiffy News: May 7, 2024: Guiffy 1