CCleaner removes unused and temporary files from your system - allowing it to run faster, more efficiently and giving you more HDD space. The best part is that it's fast (normally taking less that a second to run) and Free.
Must-have System Utilities for Administrators and Computer Geeks. Your ultimate toolkit for fixing PC problems.
IObit Toolbox is FREE portable software that system administrators and computer geeks will take along to solve PC problems anytime and anywhere. With more than 20 dedicated tools, IObit Toolbox allows you to display/diagnose PC information, enhance PC security, optimize PC performance and repair PC problems. In a word, IObit Toolbox offers an easy way for PC admin to monitor and manage computers. It can be used for both commercial and non-commercial purposes.
Dial-a-fix tackles issues with SSL/Cryptography, Windows Update, Microsoft Installer, and many miscellaneous shell problems. Example: If you get a blank screen when trying to visit Windows Update, simply checkmark the main Windows Update checkmark (in box #3) and click GO. Most issues can be resolved in a similar manner, if not by combinations of fixes. There is also a 'check all' button which is useful as a last ditch effort, or when you don't understand where a particular problem is coming from.