Unity Tweak Tool is described as 'Settings manager for the desktop. It provides users with a fast, simple and easy-to-use interface with which to access many useful and little known features and settings of the desktop environment that one may want' and is a System Tweaker in the os & utilities category. There are more than 25 alternatives to Unity Tweak Tool for a variety of platforms, including Windows, Linux, Flathub, GNOME and Qt apps. The best Unity Tweak Tool alternative is System Mechanic. It's not free, so if you're looking for a free alternative, you could try Dconf Editor or Tweaks for COSMIC. Other great apps like Unity Tweak Tool are Norton Utilities, ubunsys, WinTools.net and Puran Utilities.