Ace utilities is a one-click maintenance software, that has a collection of tools to optimize your system performance. The program does a great job of scanning the registry for errors and scanning files for missing parts. Installation is simple, and takes less than ten minutes. The registry repair tool is probably the best part of the Ace utilities. It is easy to use, and allows you to customize areas you want the registry cleaner to avoid. Ace utilities generates an undo file, when you clean the registry. This allows you to replace deleted files, in case you encounter an error. The registry cleaner lets you decide which invalid keys to delete, and whether to exclude removable media from examination. Ace utilities has a built-in ignore list, that forces the program repair tools to stay away from vital registry parts, this provides reasonable level of safety while cleaning the registry. Ace utilities offers a clean disk tool, that finds empty folders, files, temporary files, duplicate files, and removes them. The Disk analysis tool displays, which files and folders take up the most space. The secure delete tool, lets you specify the number of times a file is overwritten before its considered completely deleted. Ace utilities is very easy to handle, even by an novice user, and offers plenty of customization options for the advanced user. Ace utilities offers plenty of help support, and has an online FAQs section, as well as a built-in manual. Overall Ace utilities has a wide range of computer utilities, that are designed to improve performance, tweak the settings, and optimize your PC.