84,488,480 programs installed

Should I remove Free Registry Defrag?

What percent of users and experts removed it?
49% remove it51% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #10,551
United States Rank #8,741
Reach 0.0335%
Lifespan of installation (until removal)
< 21.15 days
624.07 days >
Average installed length: 327.90 days

Other programs by iExpert Software

Free Registry Defrag

What is Free Registry Defrag?

Free Registry Defrag from iExpert Software is registry fixer utility whose purported purpose is to remove redundant items from the Windows registry. The software helps to automate the process of looking for invalid entries, missing file references or broken links within the registry and resolving or removing them. The necessity and usefulness of registry cleaners is a controversial topic, with experts in disagreement over their benefits.


Upon installation, it defines an auto-start registry entry which allows the program run on each boot for the user which installed it. The main program executable is RegDefrg.exe. The software installer includes 8 files and is usually about 1.26 MB (1,316,062 bytes). update.exe is the automatic update component of the software designed to download and apply new updates should new versions be released.

Program detailsProgram details

URL: www.registry-clean.net
Installation folder: C:\Program Files\Registry Clean Expert\
Uninstaller: "C:\Program Files\Registry Clean Expert\unins000.exe"
Estimated size: 1.26 MB

Program filesFiles installed by Free Registry Defrag

Program executable:RegDefrg.exe
Name:Free Registry Defrag
Path:C:\Program Files\Registry Clean Expert\RegDefrg.exe
Additional files:
  • RegDefrg.exe - Free Registry Defrag
  • unins000.exe - Inno Setup (Setup/Uninstall)
  • Backup64.exe - CleanMyPC Registry Cleaner (Backup64 Helper For CleanMyPC RegCleaner)
  • RCHelper.exe - Registry Clean Expert (RegClean Expert Scheduler)
  • RCleaner.exe
  • UnFD.exe - Registry Cleaner (Survey Form for Uninstaller)
  • unins001.exe
  • update.exe (by Sunisoft) - IncUpdate (Online Updater)

Program behaviorsBehaviors exhibited

Startup File (User Run)
  • RCHelper.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'RegClean Expert Scheduler' and executes as "C:\Program Files\Registry Clean Expert\RCHelper.exe" /startup.

How do I remove Free Registry Defrag?

You can uninstall Free Registry Defrag 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/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Free Registry Defrag, click it, and then do one of the following:
    • Windows Vista/7/8/10: 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 Free Registry Defrag.

Win 7 (SP1) 57%
Win Server 2003 0%
Auto-starting? Yes
(Found in the run registry)
Uninstall it 49%
Keep it 51%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 58.94%
Windows XP 15.61%
Windows Vista 15.45%
Windows 10 9.85%
Windows Server 2003 0.15%
Which OS releases does it run on?
Windows 7 Home Premium 36.35%
Microsoft Windows XP 15.34%
Windows 7 Ultimate 11.81%
Windows Vista Home Premiu... 10.74%
Windows 7 Professional 9.36%
Windows Vista Home Basic 3.22%

Distribution by countryGeography

54.37% of installs come from the United States
Which countries install it?
  United States 54.37%
  United Kingdom 6.83%
  Germany 5.15%
  Canada 3.59%
  Italy 3.11%
  Netherlands 2.75%
  France 2.40%
  Australia 2.28%
  Spain 1.56%
  Poland 1.20%
  Belgium 1.08%
  India 0.96%
  Greece 0.84%
  Czech Republic 0.84%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 24.46%
Dell 23.92%
Acer 17.74%
Intel 6.18%
Toshiba 5.65%
ASUS 4.84%
American Megatrends 3.49%
Samsung 2.96%
Sahara 1.61%
Gateway 1.34%
Lenovo 1.08%
Common models
HP Pavilion dv7 Notebook ... 5.17%
HP Pavilion dv6 Notebook ... 3.45%
Hewlett-Packard Compaq Pr... 2.87%
TOSHIBA Qosmio X505 2.87%
ASUS All Series 2.30%
Dell Dell DM061 2.30%


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