Fragmentation can drastically slow down your computer. But the situation is not hopeless: O&O Defrag is the perfect remedy! Defragmentation rearranges the individual data fragments and writes them contiguously on the hard disk. This is really the only way for your computer to regain its original power and performance.More...

The new O&O Defrag 12 Server Edition for Windows Server optimizes your hard disk and securely packs file fragments together. Thanks to the new background monitoring function, O&O Defrag prevents the fragmentation at source. Newly added and modified files are analyzed and defragmented whenever they are not being accessed. O&O Defrag makes sure that your hard disk is constantly performing at its peak. More...More...

O&O CleverCache 7 Professional is a unique tool that optimizes the File Cache Management for Windows Vista, NT, 2000 und 2003 and Windows XP. This results in an enormous increase in performance: at times, up to twice the system's original speed. All this is achieved without the need for additional software or any reduction in your system's stability. You simply install O&O CleverCache 7 and you're ready to go – no need to reboot. It automatically recognizes your configuration, and within 5 minutes you can unlock the hidden resources on your Windows system! More...

O&O CleverCache 7 Server Edition is a unique tool that optimizes the File Cache Management for Windows Vista, NT4 Server and Windows 2000/2003 Server (All Versions). This results in an enormous increase in performance boosting a system's performance at times to up to twice its original speed. All this is achieved without the need for additional software or any reduction in your system's stability. You simply install O&O CleverCache 7 and you’re ready to go – no need to reboot. It automatically recognizes your configuration, and within 5 minutes you can unlock the hidden resources on your Windows system! More...More...