84,488,480 programs installed

Should I remove Fiddler?

What percent of users and experts removed it?
4% remove it96% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #3,336
United States Rank #4,127
Reach 0.1722%
Lifespan of installation (until removal)
< 11.60 days
342.33 days >
Average installed length: 179.87 days


VersionDistribution 0.03% 1.59% 0.87% 0.12% 2.01% 1.32% 0.48% 0.09% 0.54% 0.42% 0.09% 2.37% 0.03% 0.12% 0.03% 0.12% 0.57% 0.06% 1.65% 2.91% 1.56% 2.22% 1.98% 0.81% 1.47% 2.34% 1.53% 2.73% 0.18% 0.84% 1.29% 0.21% 3.57% 1.17% 3.66% 1.02% 3.00% 1.20% 3.33% 1.11% 1.92% 2.25% 0.12% 2.49% 1.44% 0.09% 0.33% 0.06% 0.09% 1.68% 0.09%
106 versions

Typically installed together

Other programs by Telerik


Remove Fiddler
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What is Fiddler?

Fiddler is an HTTP debugging proxy server application that captures HTTP(S) traffic and logs it for the user to review. It can also be used to "fiddle" with HTTP traffic as it is being sent. By default, traffic from Microsoft's WinINET HTTP(S) stack is automatically directed to the proxy at runtime, but any browser or application (and most mobile devices) can be configured to route its traffic through Fiddler.

About  (from Telerik)

Fiddler is a Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the Internet. Fiddler allows you to inspect traffic, set breakpoints, and "fiddle" with incoming or outgoing data. Fiddler includes a powerful event-based scripting subsystem, and can be extended using any .NET language. Fiddler i...  Read more


The most used version is, with over 66% of all installations currently using this version. It adds an extension to the user's Internet Explorer web browser. The main program executable is Fiddler.exe. The software installer includes 27 files and is usually about 2.29 MB (2,402,165 bytes).

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: 2.29 MB

Program filesFiles installed by Fiddler

Program executable:Fiddler.exe
Signed by:Eric Lawrence
Path:C:\Program Files\Fiddler2\Fiddler.exe
Additional files:
  • Telerik.Analytics.dll - Telerik.Analytics
  • EnableLoopback.exe - EnableLoopback
  • UpdateFiddler.exe - UpgradeFiddler
  • UpdateFiddler2.exe
  • uninst.exe - Fiddler Setup (Installer for Fiddler Web Debugger)
  • ExecAction.exe - Fiddler (Fiddler ExecAction Applet)
  • Fiddler.exe
  • TrustCert.exe - TrustCert
  • Be.Windows.Forms.HexBox.dll - Be.Windows.Forms.HexBox
  • 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.Compression.Formats.v5.4.dll
  • Xceed.Compression.v5.4.dll
  • Xceed.FileSystem.dll - Xceed FileSystem Core for .NET
  • Xceed.FileSystem.v5.4.dll
  • Xceed.Zip.dll
  • Xceed.Zip.v5.4.dll
  • ForceCPU.exe - ForceCPU

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 Fiddler?

Quickly and completely remove Fiddler from your computer by downloading Reason's ‘Should I Remove It?’ (click the button below).
Or, you can uninstall Fiddler 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 Fiddler, 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 Fiddler.

How do I reset my web browser?

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

Uninstall it 4%
Keep it 96%
PC installation base

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 55.87%
Windows 10 39.58%
Windows XP 2.66%
Windows Vista 1.83%
Windows Server 2003 0.06%
Which OS releases does it run on?
Windows 7 Professional 20.78%
Windows 7 Ultimate 15.27%
Windows 7 Home Premium 11.72%
Windows 8.1 Pro 9.55%
Windows 7 Enterprise 6.39%
Windows 8.1 5.54%

Distribution by countryGeography

38.66% of installs come from the United States
Which countries install it?
  United States 38.66%
  United Kingdom 4.67%
  France 3.66%
  Canada 3.57%
  India 3.33%
  Germany 2.97%
  Israel 2.73%
  Netherlands 2.40%
  Italy 2.35%
  Australia 1.86%
  Iran 1.47%
  Spain 1.31%
  Turkey 1.31%
  Belgium 1.26%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 33.56%
Hewlett-Packard 23.99%
Acer 9.72%
ASUS 8.14%
Lenovo 5.28%
Intel 3.60%
Toshiba 3.41%
Samsung 3.01%
MSI 1.18%
Alienware 1.18%
Apple 0.94%
Common models
ASUS All Series 5.03%
VMware, Inc. VMware Virtu... 4.28%
HP Pavilion g6 Notebook P... 2.89%
HP Pavilion dv6 Notebook ... 2.89%
Dell Latitude E6520 2.14%
Dell OptiPlex 990 2.14%

About (from Telerik Corp.)

Telerik’s mission is to make software development easier and more enjoyable.
Publisher URL: www.telerik.com


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