- Quick specs
- Price: Free to try $49.00 to buy
- Operating system: Windows XP, Windows 2000, Windows NT
- Date added: February 05, 2005
- Total Downloads: 241,663
- Downloads last week: 228
- See full specifications
A newer version of O&O Defrag Professional is available.
(Download doesn't provide access to previous versions of this program.)
- Average user rating: stars out of 143 votes
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Publisher's description
From O&O Software :From the developer: "O&O Defrag V4 Professional Edition - The Desktop Defragmentation For Windows! The new Professional Edition for Windows workstations allows you to achieve and maintain the highest degree of performance with your Windows workstation. Used in conjunction with Windows NT, Windows 2000, or Windows XP it puts fragmented files together and maximizes your system speed with performance gains of up to 200%. Offering five different defragmentation strategies to fulfill a variety of end user needs the Professional Edition is the leader in Windows defragmentation software."
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