84,488,480 programs installed

Should I remove TweakNow RegCleaner?

What percent of users and experts removed it?
48% remove it52% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #6,444
United States Rank #7,022
Reach 0.0694%
Lifespan of installation (until removal)
< 11.57 days
341.39 days >
Average installed length: 179.38 days


v4.6.3 0.51%
v4.6.1 0.07%
v4.4.1 0.07%
v4.4 0.66%
v4.2 0.15%
v4.1 0.73%
v4.0.5 0.07%
v4.0.1 0.07%
v4.0 0.07%
v2.0.9 0.29%
v2.0.8 0.37%
v2.0.7 0.15%
v2.0.6 0.15%
v2.0.3 0.15%
v1.3.1 0.15%
v1.2.6 0.07%
7.3.6 13.52%
7.3.1 42.54%
7.3.0 4.24%
7.2.6 10.75%
7.2.5 8.85%
5.2 7.46%
5.1.1 1.02%
5.1.0 0.15%
5.0.0 1.17%
4.7.1 6.36%
4.7.0 0.22%

TweakNow RegCleaner

What is TweakNow RegCleaner?

TweakNow RegCleaner is a PC optimization program that is supposed to increase the speed of computer by removing invalid entries the computer's registry.


The most common release is 7.3.1, 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 regcleaner.exe. The setup package generally installs about 19 files and is usually about 17.99 MB (18,860,172 bytes).

Program detailsProgram details

URL: www.tweaknow.com
Installation folder: C:\Program Files\TweakNow RegCleaner\
Uninstaller: "C:\Program Files\TweakNow RegCleaner\unins000.exe"
Estimated size: 17.99 MB

Program filesFiles installed by TweakNow RegCleaner

Program executable:regcleaner.exe
Name:TweakNow RegCleaner
Path:C:\Program Files\tweaknow regcleaner\regcleaner.exe
Additional files:
  • DLib.dll - TweakNow Windows Customizer
  • cpuidsdk.dll (by CPUID) - CPUID SDK Dynamic Link Library (CPUID DLL SDK)
  • unins000.exe - Inno Setup (Setup/Uninstall)
  • RegDefragReport.exe
  • System.dll - ASProtect IDE Helper

Program behaviorsBehaviors exhibited

Scheduled Task
  • RegCleaner.exe is scheduled as a task named 'TweakNow RegCleaner'.
Windows Firewall Allowed Program
  • unins000.exe is added as a firewall exception for 'C:\Program Files\Lavalys\EVEREST Home Edition\unins000.exe'.

How do I remove TweakNow RegCleaner?

You can uninstall TweakNow RegCleaner 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 TweakNow RegCleaner, 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 TweakNow RegCleaner.

Uninstall it 48%
Keep it 52%
PC installation base

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 52.49%
Windows 10 26.90%
Windows XP 11.77%
Windows Vista 8.85%
Which OS releases does it run on?
Windows 7 Home Premium 28.05%
Windows 7 Ultimate 12.58%
Microsoft Windows XP 11.70%
Windows 10 Home 9.55%
Windows 7 Professional 8.96%
Windows Vista Home Premiu... 7.03%

Distribution by countryGeography

40.83% of installs come from the United States
Which countries install it?
  United States 40.83%
  Germany 8.98%
  United Kingdom 6.56%
  Sweden 5.41%
  Netherlands 4.90%
  Italy 3.82%
  France 2.68%
  Canada 2.42%
  Belgium 2.36%
  Spain 2.17%
  Australia 1.27%
  Finland 1.21%
  DK 1.21%
  Russia 1.21%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 22.86%
Dell 20.37%
Acer 18.00%
ASUS 9.20%
Toshiba 4.73%
Samsung 3.94%
Lenovo 3.42%
Intel 3.29%
Sahara 2.37%
American Megatrends 2.23%
Medion 1.05%
Common models
ASUS All Series 5.11%
HP Pavilion g7 Notebook P... 4.38%
HP xw8400 Workstation 3.28%
HP Pavilion dv6 Notebook ... 2.92%
Dell XPS 8300 2.55%
HP Pavilion dv7 Notebook ... 2.55%

Publisher URL: www.tweaknow.com


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