48,426,102 programs installed

Should I remove WinZipper?

What percent of users and experts removed it?
75% remove it25% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #1,406
United States Rank #5,337
Reach 0.6406%
Installation trends (last 30 days)
Uninstallation trends (last 30 days)
Lifespan of installation (until removal)
< 13.90 days
409.96 days >
Average installed length: 215.40 days


1.5.29 29.98%
1.4.8 68.81%
1.4.6 0.05%
1.3.11 0.73%
1.2.8 0.39%
1.1.6 0.05%

Other programs by Taiwan Shui Mu Chih Ching Technology Limited


What is WinZipper?

The free and trial versions bundle various potentually unwanted toolbars and web browser extensions including the AVG Toolbar which modifies the browser's search and home page settings..

About  (from Taiwan Shui Mu Chih Ching Technology Limited)

Compressing large files and folders makes them easier to transfer and saves storage space. Choose files from your PC using simple, drag-and-drop functionality or get files you’ve stored on Box, SkyDrive, Dropbox, Google Drive and CloudMe to zip instantly. Zip files are perfect for sharing because they let you organize ...  Read more


The most used version is 1.4.8, with over 98% of all installations currently using this version. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. 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). When installed, it will add a context menu handler to the Windows shell in order to provide quick access to the program. The main program executable is winzipper.exe. Typically most users end up uninstalling this just after a few days. The software installer includes 32 files and is usually about 6.94 MB (7,273,280 bytes).
  • Possible malware installed by this program
  • Adds a background Windows Service
  • Bundles additional prorgams in setup
  • May modify the web browser's home page
  • Many experts agree, if you don't use it you should remove it!
Warning, multiple anti-virus scanners have detected possible malware in WinZipper.
winzipper.exe (a3bd563073759a2d257950b229592e6d) has been flagged by the following 2 scanners:
Anti-Virus softwareVersionDetection
Symantec 6/15/2013 rev. 7 WS.Reputation
TrendMicro-HouseCall 7.2.166 TROJ_GEN.F47V0613
_eshellctx64.dll (be23f0fd33e05b67ee499ad7b0cf75fe) has been flagged by the following 2 scanners:
Anti-Virus softwareSoftware versionDetection
Symantec 20131.1.0.101 WS.Reputation.1
TrendMicro-HouseCall 9.700.0.1001 TROJ_GEN.F47V0613
WinZipper has been seen bundling various 3rd party software during the installation process. Make sure to check for and remove unused programs.

Program detailsProgram details

URL: www.winzipper.com
Installation folder: C:\Program Files\winzipper
Uninstaller: C:\Program Files\WinZipper\eUninstall.exe
Estimated size: 6.94 MB

Program filesFiles installed by WinZipper

Program executable:winzipper.exe (Malware detected)
WinZipper application
Path:C:\Program Files\winzipper\winzipper.exe
Additional files:
  • TrayDownloader.exe - Tray downloader (downloader component)
  • winzipersvc.exe - update service
  • (Malware detected) _eshellctx64.dll - WinZipper (WinZipper Shell Context Menu)
  • Copy of eshellctx.dll
  • eshellctx.dll
  • (Malware detected) eshellctx64.dll
  • eUninstall.exe - eCyber (eCyber uninstall application)
  • ebase.dll - EBASE (eBase)
  • dup.exe - DUP (dupdate)
  • ouilibnl.dll - OUI (ouilib)
  • libpng.dll - LibPNG (PNG image compression library)
  • 7z.dll (by Igor Pavlov) - 7-Zip (7z Standalone Plugin)

Program behaviorsBehaviors exhibited

7 Context Menu Handlers
  • eshellctx.dll added to Windows Explorer under the name 'WinZipper' with a class of {4F622628-7632-4B28-B184-D7BA0CA3273B}.
  • eshellctx64.dll added to Windows Explorer under the name 'WinZipper' with a class of {4F622628-7632-4B28-B184-D7BA0CA3273B}.
  • Copy of eshellctx.dll added to Windows Explorer under the name 'WinZipper' with a class of {4F622628-7632-4B28-B184-D7BA0CA3273B}.
  • _eshellctx64.dll added to Windows Explorer under the name 'WinZipper' with a class of {4F622628-7632-4B28-B184-D7BA0CA3273B}.
  • Copy (2) of eshellctx.dll added to Windows Explorer under the name 'WinZipper' with a class of {4F622628-7632-4B28-B184-D7BA0CA3273B}.
  • _eshellctx64 (2).dll added to Windows Explorer under the name 'WinZipper' with a class of {4F622628-7632-4B28-B184-D7BA0CA3273B}.
  • Plus 1 more
2 Scheduled Tasks
  • eUninstall.exe is scheduled as a task with the class '{6FA703F0-6E80-44E7-A6DE-004C74227CCF}' (runs on registration).
  • WinZipper.exe is scheduled as a task with the class '{C2EBFEAC-F0B8-4F56-941C-B0676E183A21}' (runs on registration).
  • winzipersvc.exe runs as a service named 'WinZiper service' (winzipersvc) "WinZipper service".

Program resource utilizationResource utilization averages

Memory:3.87 MB
21.09 MB average
Total CPU:0.0031260315%
0.031193% average
Kernel CPU:0.00223321%
0.016088% average
User CPU:0.00089283%
0.015104% average
CPU cycles/sec:7,400
8,062,084 average

How do I remove WinZipper?

Quickly and completely remove WinZipper from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Download "Should I Remove It?", it's FREE!Remove WinZipper from your computer.
Or, you can uninstall WinZipper 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 WinZipper, 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 WinZipper.
  4. If for some reason uninstallation fails, please install Microsoft's uninstall fixer utility which will help fix problems with programs that can't be uninstalled at support.microsoft.com.
Scan your PC for malware
If you do not have a good anti-virus program, please consider installing one. Below are some we highly recommend.

Windows Service? Yes
(Installs a service)
Uninstall it 75%
Keep it 25%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 68.49%
Windows 8 17.41%
Windows XP 8.60%
Windows Vista 5.45%
Windows Server 2003 0.05%
Which OS releases does it run on?
Windows 7 Home Premium 28.57%
Windows 7 Ultimate 22.95%
Windows 7 Professional 9.23%
Microsoft Windows XP 8.63%
Windows 8 4.48%
Windows 7 Home Basic 4.29%

Distribution by countryGeography

14.00% of installs come from Brazil
Which countries install it?
  Brazil 14.00%
  United States 10.35%
  Germany 8.15%
  Italy 7.19%
  India 6.23%
  France 6.00%
  Spain 2.81%
  Turkey 2.71%
  Poland 2.66%
  Taiwan 2.43%
  Israel 2.35%
  Netherlands 2.30%
  Mexico 2.25%
  MA 1.97%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 25.67%
Acer 23.56%
Dell 15.50%
ASUS 10.84%
Samsung 5.54%
Toshiba 5.42%
Lenovo 3.23%
Intel 2.79%
American Megatrends 1.08%
Sahara 0.64%
Common models
HP Pavilion dv6 Notebook ... 9.41%
HP Pavilion g6 Notebook P... 7.78%
Dell Inspiron N5110 3.35%
HP Pavilion dv7 Notebook ... 2.81%
Positivo Positivo MO... 2.59%
Dell Inspiron N5010 2.16%

comments6 comments

user comment
user comment
f-fover a year ago
This is pure malware, it installed without any consent along with a *new* adware homepage and 2 google chrome plugins.
user comment
pincreteover a year ago
Also installed without my knowledge .... that alone is enough to make me mistrust it.
user comment
Dainecoover a year ago
I also got this on my pc without my knowledge, but i have no problem to remove it, i also recommend anyone to remove this, its a Adware program.
user comment
rodrigoover a year ago
I also got this on my PC without my knowledge and i cant uninstall.
user comment
That IT guyover a year ago
I also got this on my PC without my knowledge. Seeing as it installs a ton of extra .EXE's I recommend anyone to remove it.
user comment
Personover a year ago
This installed on my computer without my consent and it deleted the uninstall file... sneaky bastards!