No. 20 of 22 ·Disk Defragmentation Software

UltimateDefrag 6

Name: UltimateDefrag 6
Price: 19.97 USD

Windows

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Freedom report

One barScore 4.9

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

UltimateDefrag 6 is ranked #20 of 22 in disk defragmentation software on Freedom251. It runs on Windows. There is no free plan. A free trial is offered.

UltimateDefrag 6 plans and pricing

All plans

UltimateDefrag6 $19.97 once One license covers three PCs; the page lists a regular price of $29.95. 1 license · 3 PCs disktrix.com · 2 Oct 2026

Compared on disk defragmentation software

Free plan: No
Paid from: 29.95 one-time
Drive types: both
Scheduled optimization: Yes
Automatic optimization: Yes
Boot-time optimization: Yes
Filesystem support: multi-filesystem

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The record

Purpose: UltimateDefrag is a Windows disk defragmentation and file placement optimization utility.
Trial limits: The trial offers full functionality in simulation mode only and does not make changes to the hard drive.
Defragmentation methods: The features page says the software offers six defrag methods and hundreds of option combinations.
File placement: It lets users choose files and programs for high performance and place directories at selected positions on a drive.
System files: Its boot time module can defragment and place NTFS system files such as the MFT, page file, USN Change Journal, and logfile.
Compression: Version 6 adds NTFS compression management with a SmartCompress option.
SSD support: It supports SSDs and provides SSD-specific defrag algorithms that limit data transfer to reduce wear leveling.
Filesystems and storage: It supports FAT32 and NTFS, RAID volumes, and external drives; some advanced functions are unavailable on FAT32.
Operating systems: The system requirements page lists Windows 11, 10, 8, 7, Vista, and Windows Server editions, in 32-bit and 64-bit versions.
License limit: One license can be installed on three systems, and additional licenses are required for more systems.
Activation: The maker says installation and activation can be performed without an internet connection using offline activation.
Refund: The product page offers a 30-day money-back guarantee and says the license will be disabled on its activation server after a refund.
Support: The technical support page directs customers with unresolved issues to [email protected].

Where it ranks on Freedom251

Best Disk Defragmentation Software in 2026#20 of 22

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Sources

disktrix.com/ultimatedefrag6.html· checked 2 Oct 2026
disktrix.com/trial-download.html· checked 2 Oct 2026
disktrix.com/features.html· checked 2 Oct 2026
disktrix.com/boot-time-defrag.html· checked 2 Oct 2026
disktrix.com/system-requirements.html· checked 2 Oct 2026
disktrix.com/technical-support.html· checked 2 Oct 2026