Ultradefrag, free download disk optimization software for windows: excellent hard drive defragmentation application that effectively optimizes hard disks by reducing file fragmentation and thus enhances the overall speed of windows pcs review of ultradefrag includes tests and pc download for windows 32 and 64-bit systems. Ultradefrag download gratis. Ultradefrag is a free disk defragmenter which supports defragmentation of locked system files by running during the boot process also available for 32 bit systems it makes use of the same defragmenting api used by many other windows defrag utilities.
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