1)   Registry Booster 2
94% of computers have corrupt, unused, and possibly harmful files. Run a FREE registry scan to clean, repair, and optimize your system with the leading and award-winning Registry Booster 2 from Uniblue.
registry booster, registry, registry clean, registry cleaner, registry repair, optimize PC, PC repair, registry scan, system scan, slow pc,

 2)   ShowSize PE 4.2.3
Unique Explorer style software reports sizes and numbers of folders and files. It can also help you find files not used in many days and can produce a nice printout of the folder contents. Can process terabytes of disk space and millions of files.
folder size, explorer, disk space, unused files, print folder, nt admin, disk utility, tree, clean,

 3)   RegistryBooster 2
RegistryBooster 2, Uniblue's award-winning registry cleaner, is the easy answer to registry problems. It conducts deep scans of your registry to check for errors and conflicts, then repairs and optimizes the registry to peak performance and stability
registry booster, registry, registry clean, registry cleaner, registry repair, optimize PC, PC repair, registry scan, system scan, slow pc,

 4)   Clone Terminator 1.22
Clone Terminator cleans your PC from duplicate files in a split second. With Clone Terminator you can free your computer from garbage and improve its general performance. After the deletion you may retrieve the files safely from the bin if needed.
duplicate file remover, clone remover, unused files,