UltraDefrag Alternatives

UltraDefrag is powerful Open Source defragmentation tool for Windows NT.

UltraDefrag is the first open source disk defragmenter for Windows which supports defragmentation of system locked files by running during the Windows boot process. Also one of the primary goals of the program is doing the job as fast as possible. Read more.

Alternative apps to UltraDefrag:

2034 votes
IObit Smart Defrag 11.4.0.508

Same quality and features as paid defragmenter, no cost forever.
- Free to Try
- Windows
63 votes
Auslogics Disk Defrag 12.2.0.6

Defrag your drive - avoid fatal system failures and speed up your computer.
- Freeware
- Windows XP, Vista, 7
32 votes
PerfectDisk 14.0.893

Fast and thorough disk defragmentation, optimization and free space consolidation - All controlled from the Command Center
- Free to Try
- Windows
21 votes
Defraggler 2.22.995

Piriform, the company that brought you CCleaner and Recuva, now brings you a file defragmentation tool.
- Freeware
- Windows
8 votes
SpeeDefrag 7.1

SpeeDefrag is the exclusive freeware program, which optimizes Windows defrag. It restarts your computer, which refreshes the RAM and loads just the defrag.exe program.
- Ad Supported
- Windows
7 votes
Puran Defrag Free Edition 7.7.1

Very simple disk defragmenter which will defrag the files and optimize your system.
- Freeware
- Windows

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