74,139,804 programs installed

Should I remove Fiddler2?

What percent of users and experts removed it?
10% remove it90% keep it
Overall Sentiment
Very good
What do people think about it?
(click star to rate)
How common is it?
Global Rank #14,313
United States Rank #13,636
Reach 0.0232%
Lifespan of installation (until removal)
< 30.64 days
903.95 days >
Average installed length: 474.96 days


VersionDistribution 1.53% 2.45% 0.31% 0.61% 0.31% 0.31% 0.31% 0.61% 14.42% 6.75% 0.31% 11.66% 8.59% 1.84% 5.83% 2.15% 0.61% 0.92% 0.31% 0.31% 3.99% 2.15% 4.29% 0.92% 3.07% 10.12% 1.23% 1.84% 1.23% 0.61% 0.31% 0.31% 5.52% 0.61% 2.76% 0.92%

Other programs by Eric Lawrence


What is Fiddler2?

Fiddler web debugging proxy helps you record, inspect and debug traffic from any browser and distributed through Telerik.

About  (from Eric Lawrence)

The free web debugging proxy
for any browser, system or platform. Fiddler is a free web debugging proxy which logs all HTTP(s) traffic between your computer and the Internet. Use it to debug traffic from virtually any application that supports a proxy like IE, Chrome, Safari, Firefox, Opera and more. Fiddler lets y...  Read more


Fiddler2 is a software program developed by Eric Lawrence. The most common release is, with over 98% of all installations currently using this version. It adds an extension to the user's Internet Explorer web browser. The setup package generally installs about 20 files and is usually about 2.24 MB (2,348,642 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 40% of users of Fiddler2 come from the United States, it is also popular in France and United Kingdom.

Program detailsProgram details

URL: www.fiddler2.com
Help link: www.fiddler2.com/redir/?id=fiddlerhelp
Installation folder: C:\Program Files\Fiddler2
Uninstaller: "C:\Program Files\Fiddler2\uninst.exe"
Estimated size: 2.24 MB

Program filesFiles installed by Fiddler2

  • uninst.exe - Fiddler Syntax-Addons Setup (Syntax-highlighting addons for Fiddler2)
  • CertMaker.dll - Fiddler CertMaker (CertMaker)
  • EnableLoopback.exe - EnableLoopback
  • UpdateFiddler.exe - UpgradeFiddler
  • ExecAction.exe - Fiddler (Fiddler ExecAction Applet)
  • Fiddler.exe
  • TrustCert.exe - TrustCert
  • Xceed.Compression.dll (by Xceed Software) - Xceed Zip for .NET (Xceed Streaming Compression for .NET)
  • Xceed.Compression.Formats.dll (by Xceed Software) - Xceed Formatted Streaming Compression for .NET
  • Xceed.FileSystem.dll - Xceed FileSystem Core for .NET
  • Xceed.Zip.dll
  • ForceCPU.exe

Program behaviorsBehaviors exhibited

Internet Explorer Extension
  • Fiddler.exe is installed as an Internet Explorer extension using the class {CF819DA3-9882-4944-ADF5-6EF17ECF3C6E}.

How do I remove Fiddler2?

Quickly and completely remove Fiddler2 from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Or, you can uninstall Fiddler2 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 Fiddler2, 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 Fiddler2.

How do I reset my web browser?

If your web browser homepage and search settings have been modfied by Fiddler2 you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Win 7 (SP1) 75%
Win 7 0%
Uninstall it 10%
Keep it 90%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 81.90%
Windows XP 8.28%
Windows 8 5.21%
Windows Vista 4.29%
Windows Server 2003 0.31%
Which OS releases does it run on?
Windows 7 Professional 31.69%
Windows 7 Home Premium 24.62%
Windows 7 Ultimate 16.00%
Microsoft Windows XP 8.31%
Windows 7 Enterprise 6.46%
Windows Vista Home Premiu... 3.69%

Distribution by countryGeography

39.53% of installs come from the United States
Which countries install it?
  United States 39.53%
  France 6.02%
  United Kingdom 3.14%
  Canada 3.14%
  Israel 2.62%
  Netherlands 2.62%
  India 2.62%
  Germany 2.36%
  Australia 2.09%
  Taiwan 2.09%
  Italy 2.09%
  Thailand 1.83%
  Mexico 1.57%
  Argentina 1.57%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 38.54%
Hewlett-Packard 21.88%
Acer 9.90%
ASUS 6.25%
Toshiba 5.73%
Intel 2.60%
Lenovo 2.60%
Samsung 1.04%
Sahara 1.04%
American Megatrends 1.04%
Common models
HP Pavilion dv6 Notebook ... 4.51%
Dell OptiPlex 780 3.01%
Dell Precision M4600 3.01%
MSI MS-7369 2.26%
Dell Dell XPS420 2.26%
Dell Inspiron N5110 2.26%


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