You could have downloaded Xdelta 3.0.1.1 from our software library for free. The actual developer of the free software is Josh.MacDonald@Gmail.Com. The program's installer is commonly called xdeltaUI.exe. Our built-in antivirus scanned this download and rated it as virus free. The program lies within Development Tools, more precisely Distribution. The most popular version among the program users is 3.0.
From the developer:
An application for computing file deltas and later applying those deltas to reconstruct (patch) files. The delta algorithm works well on all types of files, not just text files. It is useful for distributing updates and patches to files which have only slightly changed.
You may want to check out more software, such as Console Presentation Server, Simple SQL Copy or Dive Tables Creator, which might be related to Xdelta.