The term UltraDefrag is a shorthand for the Ultra Defragmenter and holds no connection with potential owners of registered trademarks or other rights. All trademarks, brands, and names are the property of their respective owners.
NEWSUltraDefrag 7.0.0 beta 4 has been released [2015-11-29]
For this release we used much safer compilation options: 32 bit binaries are compiled by GCC 4.7.1 which is known to be pretty stable, 64 bit binaries - by Windows 7 SDK with all optimizations disabled, as recommended by Microsoft.
- Simple but efficient defragmentation algorightms.
- Defragmentation of NTFS metafiles and streams.
- Optimization of NTFS master file tables (MFT).
- Automatic hibernation or shutdown after the job completion.
Desktop: Windows NT 4.0, 2000, XP, Vista, 7, 8
Server: Windows NT 4.0, 2000, 2003, 2008, 2008 R2, 2012
32-bit, 64-bit and Itanium Editions