82,399,351 programs installed

Should I remove UltimateDefrag V1 FREE Public Domain?

What percent of users and experts removed it?
5% remove it95% keep it
Overall Sentiment
Very good
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Global Rank #13,428
United States Rank #11,326
Reach 0.0260%
Lifespan of installation (until removal)
< 17.60 days
519.31 days >
Average installed length: 272.86 days


1.72T 0.82%
1.72 99.18%

UltimateDefrag V1 FREE Public Domain Version


UltimateDefrag V1 FREE Public Domain Version is a software program developed by DiskTrix Inc. The most common release is 1.72, with over 98% of all installations currently using this version. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times (the schedule varies depending on the version). The software is designed to connect to the Internet and adds a Windows Firewall exception in order to do so without being interfered with. The primary executable is named UDefrag.exe. The setup package generally installs about 12 files and is usually about 3.63 MB (3,806,783 bytes). Relative to the overall usage of users who have this installed on their PCs, most are running Windows 7 (SP1) and Windows XP. While about 47% of users of UltimateDefrag V1 FREE Public Domain come from the United States, it is also popular in Japan and United Kingdom.

Program detailsProgram details

URL: www.disktrix.com
Installation folder: C:\Program Files\DiskTrix\UltimateDefrag
Uninstaller: C:\Program Files\DiskTrix\UltimateDefrag\Uninstall.EXE /C:"UltimateDefrag V1 FREE Public Domain Version"
Estimated size: 3.63 MB

Program filesFiles installed by UltimateDefrag V1 FREE Public Domain Version

Program executable:UDefrag.exe
Name:Ultimate defragmenter
Path:C:\Program Files\DiskTrix\UltimateDefrag\UDefrag.exe
Additional files:
  • UDefrag.exe - Ultimate defragmenter
  • Uninstall.EXE - UltimateDefrag

Program behaviorsBehaviors exhibited

Scheduled Task
  • UDefrag.exe is scheduled as a task named 'Defrag Job #00' (Next runs on 01.01.0001 at 00:00).
Windows Firewall Allowed Program
  • UDefrag.exe is added as a firewall exception for 'C:\Program Files\DiskTrix\UltimateDefrag\UDefrag.exe'.

How do I remove UltimateDefrag V1 FREE Public Domain?

Quickly and completely remove UltimateDefrag V1 FREE Public Domain Version from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Or, you can uninstall UltimateDefrag V1 FREE Public Domain from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program UltimateDefrag V1 FREE Public Domain Version, click it, and then do one of the following:
    • Windows Vista/7/8: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove UltimateDefrag V1 FREE Public Domain.

Win 7 (SP1) 45%
Win Vista (SP1) 1%
Uninstall it 5%
Keep it 95%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 46.85%
Windows XP 38.90%
Windows Vista 9.32%
Windows 8 4.93%
Which OS releases does it run on?
Microsoft Windows XP 38.74%
Windows 7 Home Premium 25.27%
Windows 7 Ultimate 10.71%
Windows 7 Professional 9.34%
Windows Vista Home Premiu... 6.59%
Windows 8.1 1.37%

Distribution by countryGeography

46.93% of installs come from the United States
Which countries install it?
  United States 46.93%
  Japan 17.76%
  United Kingdom 6.80%
  Germany 5.04%
  Canada 3.73%
  Australia 2.41%
  Israel 1.54%
  Poland 1.32%
  Brazil 1.10%
  Italy 1.10%
  France 0.88%
  Hong Kong 0.66%
  Thailand 0.66%
  Belgium 0.66%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 32.63%
Hewlett-Packard 20.00%
American Megatrends 10.00%
Acer 10.00%
Intel 5.79%
Toshiba 4.74%
NEC 2.63%
Lenovo 2.11%
Sahara 1.58%
ASUS 1.05%
Common models
Dell Dell XPS420 3.20%
Dell Inspiron 1501 3.20%
HP Pavilion dv7 Notebook ... 3.20%
Dell OptiPlex GX620 ... 2.40%
ThirdWave Corporation Pri... 2.40%


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