Paragon Total Defrag is a new comprehensive product for total file system defragmentation and optimization. Built on original Paragon technologies, it performs complete low-level defragmentation that provides almost zero fragmentation level. Due to its monopoly access to the file system on a hard drive, Paragon Total Defrag 2009 allows you to speed up and optimize all critical system files and metadata including MFT (Master File Table), directories, paging files, registry hives and others. There are many solutions for the file fragmentation problem. Total Defrag™ is one of them. It is a reliable tool, which provides 27 defragmentation is a process of re-writing file fragments on a hard disk in an optimal way, when they are locating so compactly that the operating system spends less time on searching separated fragments. The defragmentation procedure resolves the file fragmentation problem. strategies and uses unique low-level optimization algorithms (see the complete list of key features).

New Diskeeper® performance software 2010 will make your PC(s) faster, more efficient, more reliable and last longer. And use less electricity too! How? All computers suffer from fragmentation – where files are broken up and scattered all across your disk drives. This makes it take longer to read, write and save files. Plus since your PC is working harder than it needs to, more wear and tear occurs. Diskeeper with new IntelliWrite™ fragmentation prevention resolves this by preventing up to 85% of all fragmentation from happening in the first place. Any remaining fragmentation is quickly eliminated in real time thanks to Diskeeper’s InvisiTasking® technology. With new Diskeeper 2010 your computers simply run better than new all the time! Your computers will run faster with Diskeeper 2010 installed. You’ll enjoy using every aspect of your system—from downloading to accessing files to surfing the web with greater ease and efficiency.

Auslogics Disk Defrag was designed to remedy system sluggishness and crashes caused by disk fragmentation. It is optimized to work with today's modern hard disks. Auslogics Disk Defrag is extremely simple to use, does not require any analysis phase and is faster than most of the other disk defragmentation software. It will help you get the maximum performance out of your expensive hardware investments. And, what’s most important, it's absolutely FREE.

Disk fragmentation leads to system slowdowns, PC crashes, slow startup and shutdown and sometimes to system failures. Auslogics Disk Defrag® is designed for fast optimization of today's modern hard disks. Get the maximum performance out of your expensive hardware investments. It works on Windows 7/Vista/XP/2000/2003 (32-bit and 64-bit and dual-core CPU supported).

IObit SmartDefrag - The World’s Most Efficient FREE Defragmentation Software
What’s the primary cause of slow/unstable PC performance? It’s disk fragmentation. IObit SmartDefrag helps defragment your hard drive more efficiently than any other product on the market – free or not.

Features of this powerful, award-winning defragmenter program include:
• An "Install It and Forget It" feature that works automatically and quietly in the background on your computer.
• The ability to constantly keep your hard drive safe, error-free and running at its top speed and optimum performance.
• Eliminates slow downs, freeze-ups and crashes.

Defraggler is a free file defragmentation tool from Piriform, the company that brought you CCleaner and Recuva. It differs from other defrag tools on the market, by enabling you to quickly and simply defrag the files you want to, without having to process the whole drive. Simply run it, select the file and defragment in seconds. No more struggling with the Windows defragmentation tool! And like all Piriform products, Defraggler is completely free for both corporate and individual use.
• Defrag Individual Files or Drives
Most defrag tools only allow you to defrag an entire drive. Defraggler lets you specify one or more files, folders, or the whole drive to defragment. Pick the trouble spots on your hard drive - like your favorite videos, your business software, or your Web browser. Defraggler does exactly what you tell it to.

Advanced Defrag - Complete Care for the health of your computer hard drive and  Performance! Advanced Defrag is an award-wining professional program which is designed to cure system sluggishness and crashes. Program applies the most advanced defrag technology which enables you to completely and thoroughly analyze the disks and clean up all the fragmentation found in the computer disk with a very pleasant speed, effectively maximum the system performance and improve your working efficiency with the computer, it is definitely worth for your investment.
Defragmentation is really important for your system's optimization. As your hard disk may be badly fragmented in the course of time, it would eventually cause negative problems to your computer like system slowdowns, PC crashes, slow startup and shutdown; it would even shorten the disk life span.

Raxco Software Introduces the PerfectDisk 10 Product Line that is Truly Revolutionary Suite of disk defragmentation tools provides all-encompassing solution for PCs, laptops, servers, and virtualization environments including Virtual-Aware Defragmentation supporting VMware ESX Server and Microsoft’s Hyper-V, plus industry’s first support for Windows 7, and new Home Edition. Raxco Software, the leader in disk defragmentation, now provides the power of enterprise defragmentation for desktop and laptop users with PerfectDisk. PerfectDisk's easy to use interface and powerful defrag engine were designed for users who do not require the capabilities of network defragmentation and advanced features for the enterprise. If you want to optimize your computer to run faster and perform better so you can do more – whether work or surfing the Web – and don't run in a networked environment like many companies, then PerfectDisk is for you.

UltraDefrag is an open source disk defragmenter for Windows NT 4.0 and later operating systems. It is very fast, because the defragmenting is done by kernel-mode driver. UltraDefrag makes use of the same defragmenting API used by many other windows defrag utilities, both open and closed source. However, UltraDefrag has many features that makes it unique. Firstly it has a kernel mode driver that does most of the work, secondly is the ability to run the application at boot up time in a manner similar to chkdsk. This allows for faster defragmentation time and the ability to defragment all files including system files. It can also defrag single file or multiple directory and can generate a list of all fragmented files. The program is available for both 32bit and 64bit version of Windows running on both AMD and Intel based processor. There are three interface available: Graphical, Console and Native. The UltraDefrag Micro Edition is a special package for advanced users who prefers extreme stability and power.

O&O Defrag puts is a replacement for the standard Windows defragmenter, that offers a much advanced set of features. It puts fragmented files together and maximizes your system speed and offers five different defragmentation strategies, as well as OneButtonDefrag technology for automatic adjustment of the settings best fitting for your system. The program can defragment drives manually, or fully automatic in the background, keeping your system at peak performance by avoiding build-up of file fragmentation. Defragmentation jobs can also be scheduled, using various criteria. Additional features include status reports, cluster inspector, command line interface, optional MMC integration, boot time defragmentation, special support for mobile systems and more. O&O Defrag solves the performance and stability problems of Windows workstations and servers caused by fragmented hard disks. Fragmentation is the main cause of significant losses in performance in Windows.

O&O Defrag puts is a replacement for the standard Windows defragmenter, that offers a much advanced set of features. It puts fragmented files together and maximizes your system speed and offers five different defragmentation strategies, as well as OneButtonDefrag technology for automatic adjustment of the settings best fitting for your system. The program can defragment drives manually, or fully automatic in the background, keeping your system at peak performance by avoiding build-up of file fragmentation. Defragmentation jobs can also be scheduled, using various criteria. Additional features include status reports, cluster inspector, command line interface, optional MMC integration, boot time defragmentation, special support for mobile systems and more. O&O Defrag solves the performance and stability problems of Windows workstations and servers caused by fragmented hard disks. Fragmentation is the main cause of significant losses in performance in Windows.

mst Defrag 3.0! - The 4th Generation Defragmenter. mst Defrag is worldwide the first proactive defragmentation software. mst Defrag works completely in the background and does not interrupt or disturb the work of users. You will have the maximum performance everytime, not only just after the defragmentation. mst Defrag is the only solution to eliminate performance bottlenecks and stability problems directly at their beginning. Using mst Defrag, you can defragment drives of distant network computers as easy as local drives. Specialized client software for workstations and servers is available.
Available in four different editions, matching the respective special needs, mst Defrag is the world's first and only proactive defragmentation software. This is a technological jump start that relieves private users of routine tasks and pays off in both small and large companies by lowering their administrative costs and work.

Vopt is a disk defragmenter that includes batch and scheduled defragmentation options to keep your disk performance at an optimal level and can show information and statistics for file usage, fragmentation, and more all combined in a visually rich yet compact environment. It offers advanced features to override NTFS packing style, exclusion of large files and specific paths, as well as strategic placement of file to improve defragmentation speed. Vopt also provides options to optimize swap file and other system settings and wipe free space, includes additional tools to find large files, delete junk files, clean your browser cache, cookies and more. Features:
• Fast - When used regularly, it finishes in a few minutes.
• Safe - Your disk data is fully protected.