Top Best Free Disk Defragmenter Software

Norton Utilities- Norton Utilities 2010  is a product by Symantec to optimize PC’s performance, compact and repair the registry in Windows. Other features includes a registry monitor and secure deletion of files to help protect end-users’ privacy. Most tools in Norton Utilities 2010 are not developed by Symantec which is disappointing. It is only using the built-in utilities and tools in Windows; e.g. Defragmenter, System Restore, Disk Management and many others. Few feature Norton Utilities inclides Disk Cleaner, Disk Bleacher, Startup Manager, Registry Defragmenter, registry Cleaner, service Manager, System Optimizer, Performance Test, smart Update.

Diskeeper 2010- Diskeeper 2010 with IntelliWrite prevents up to 85% of fragmentation and makes every system faster and more efficient than ever before possible. When fragmentation occurs, I/O resources have already been wasted. Now most fragmentation can be prevented, significantly speeding up file reads and writes, boot-ups, backups and AV scan. Clean fragmentation-proof disks last longer, use less energy, require less cooling and zero administrative support. Diskeeper also includes powerful defrag engines for what isn’t prevented and runs in real-time, with zero resource conflicts.

PerfectDisk- PerfectDisk makes everything you do on your computer faster–work or play. PerfectDisk’s patented Advanced SMARTPlacement optimization is paired with its exclusive single-pass defragmentation and free space consolidation to maximize PC and laptop performance. All automated according to your unique requirements through AutoPilot Scheduling or StealthPatrol unattended background processing. Eliminates most fragmentation before it occurs.

O&O Defrag Professional- A build-up of fragmented data on your computer slows down its performance substantially. The read and write heads have to look for every single fragment of data, every time you want to access or work on it. Over time, this also leads to worn out hardware. To ensure your PC is running at its peak, you need to systematically pack these fragments back together. A defragmentation puts these fragments back together and stores the files in separate Zones on your disk (Zone Filing), according to their importance and regularity of use. This leads to much quicker system and program starts and faster application times. O&O Defrag has a time scheduler and carries out regular automated sweeps of your system.

Paragon Total Defrag- Paragon Total Defrag 2009 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.

Ultimate Defrag- UltimateDefrag is also a hard drive file placement optimizer that enables you to defrag and place your files in the areas on your hard drive where you achieve maximum performance. 80% of the time you only use 20% of the files on your hard drive. UltimateDefrag places your rarely used files out of the way and onto the slower performing areas of your hard drive making your drive perform like a new, almost-empty drive.

MST Defrag Workstation Edition- MST Defrag neither interferes with your work, due to excessive use of your systems resources, nor does its configuration, installation  and maintenance in a private or companywide networking environment create additional, unnecessary hassle. Proactive, automatic but nevertheless customizable to special needs mst Defrag Workstation Edition does it’s work in the background and keeps the performance of your system at the highest possible level.

Advanced Disk Optimizer- Advanced Disk Optimizer solves the problem of data fragmentation, bringing a renewed level of responsiveness to your applications and reducing the time it takes for your computer to boot. With Advanced Disk Optimizer, all of the fragments of data are rearranged back to a sequential order on your hard drive, greatly improving data access times. Whenever you’re experiencing sluggish application response times, slow boot and restart cycles, and a general decline in system performance, it’s time to defragment the data using Advanced Disk Optimizer.

Smart Defrag Server- Disk fragmentation is generally main cause of slow and unstable computer performance. Smart Defrag Server helps defragment your hard drive most efficiently. With all levels of RAID volume supported, Smart Defrag Server not only defragments computer deeply but optimizes disk performance. With “Install it and forget it” feature, Smart Defrag Server works automatically and quietly in the background on your server, keeping your hard disk running at its peak without downtime. Slow down, freeze-ups and crashes will be a thing of the past. Features include: Easy 2 Use Install it and forget it. The intuitive interface makes Smart Defrag Server the ideal utility for complete dummies. Always-on Working Smart Defrag Server works automatically and quietly in the background, constantly keeps your computer fragment-free without any server downtime.

Puran Defrag- Puran Defrag is a very easy to use defragmentation and optimization utility. It provides many features which include revolutionary PIOZR, automatic defragmentation, boot time defragmentation, low priority defrag, individual file/folder defrag, GUI and console command line, restart/shutdown after boot time defrag, and native support for 64 bit systems. All these features are combined together to give your system a real speed boost.