Defraggler

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...

• Bundleware
  VirusTotal returns the following: Win32/Bundled.Toolbar.Google.D potentially unsafe

Free Personal Windows

UltraDefrag

UltraDefrag is a disk defragmenter for Windows. It can quickly defragment everything including files which are usually locked by Windows. For instance, UltraDefrag can...

Commercial $ $ $ Windows

Auslogics Disk Defrag

Disk fragmentation leads to system slowdowns, PC crashes, slow startup and shutdown and sometimes to system failures. Auslogics Disk Defrag is designed for fast...

• Bundleware
  It suggests to change default search engines and start page to Yahoo in web browsers

• The fact that it gives a visual representation of whats happening is somewhat nice to see Guest • Oct 2016 Disagree   Agree

Free Personal $ $ $ Windows

IObit Smart Defrag

Smart Defrag is a Reliable and Intelligent Disk Defragmenter with Ultra-fast, Stable, Efficient Defrag Engine. Smart Defrag supports deep defragment, defragmentation...

• Bundleware
  The installer may contain adwares. Be careful during the installation: https://alternativeto.net/discussions/applications/11718/be-careful-in-the-installation/

Freemium $ $ $ Windows

MyDefrag

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...

• Discontinued
  The official website is no longer available. Last version, 4.3.1, released in May 2010, can be still downloaded from FileHippo

Free Windows

PerfectDisk

PerfectDisk is a disk defragmenter with a variety of advanced disk management features. It supports automatic background defragmentation, flexible scheduling options...

Commercial Windows

O&O Defrag

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...

Commercial Windows

System Mechanic

System Mechanic automatically repairs errors and fragmentation, cleans out clutter, and tunes up your PC -- so that it runs smoothly, reliably, and up to 300% faster!...

Commercial $ $ $ Windows

WinContig

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...

Free Windows

Contig

Contig is a single-file defragmenter that attempts to make files contiguous on disk. Its perfect for quickly optimizing files that are continuously becoming fragmented...

Free Windows