Unleash the hidden performance of your computer with minimum effort. O&O Defrag 11 Professional Edition packs file fragments quickly and securely back together to optimize your hard disk under Windows. Its functionality ranges from a fully automated defragmentation to an individual professional set up. It can do everything an outstanding defragmentation software should be able to do. More...

The new O&O Defrag 11 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...

O&O CleverCache 6 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 6 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 6 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 6 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...