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. You can defrag only if the computer is idle for a definable time, so Defraggler does not slow down the computer if you...
- - Defraggler is the most popular Windows alternative to UltimateDefrag.
- - Defraggler is the most popular free alternative to UltimateDefrag.
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 todays modern hard disks. Get the maximum performance out of your expensive hardware investments.Bundleware
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UltraDefrag is a disk defragmenter for Windows. It can quickly defragment everything including files which are usually locked by Windows. For instance, UltraDefrag can re-join paging and hibernation files.
- - UltraDefrag is the most popular Open Source alternative to UltimateDefrag.
MyDefrag (previously JkDefrag) is a disk defragmenter and optimizer (a maintenance utility to make your harddisk faster) for Windows 2000, 2003, XP, Vista, 2008, Win7, and for X64. It is freeware, no time limit, fully functional, no advertisements.Discontinued
The official website is no longer available. Last version, 4.3.1, released in May 2010, can be still downloaded from FileHippo
Smart Defrag is a Reliable and Intelligent Disk Defragmenter with Ultra-fast, Stable, Efficient Defrag Engine.Bundleware
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O&O Defrag packs file fragments quickly and securely back together to optimize your hard disk under Windows. You can now see what the program does for your system thanks to graphics and statistics, which give you a before-and-after Defrag contrast.
- - O&O Defrag is the most popular commercial alternative to UltimateDefrag.
O&O Defrag Features
Powerful Win utilities: fix registry, clean junk, protect privacy, optimize system, quick launch, find duplicates, folder size, see more recent resources, activity monitor, batch operation, synchronization, disable context menus, skip UAC, trace file.
Disk Defragmenter is a computer program included in Microsoft Windows designed to increase access speed by rearranging files stored on a disk to occupy contiguous storage locations, a technique commonly known as defragmenting.
Windows Disk Defragmenter Features
PerfectDisk is a disk defragmenter with a variety of advanced disk management features. It supports automatic background defragmentation, flexible scheduling options, and boot-time defragmentation of locked system files.
Puran Defrag is a very simple disk defragmenter which will defrag the files and optimize your system, collecting all the fragments of a file and putting them together, as well as moving some frequently used files and all directories to faster disk areas.Discontinued
No support for Windows 10/11.
WinContig is an easy-to-use stand-alone defragmentation tool that doesn't create any installation directories or Registry entries on your computer. Its purpose is to quick defrag files without the need to defrag the whole disk.
Vopt-fast disk defragmentation. Vopt lets you quickly defrag and pack your disk drives to maintain optimal performance and reliability. Vopt's speed makes daily defragging both practical and desirable. Vopt also provides tools to assist you in maintaining your system, reclaim.Discontinued
The web site no longer exists.