Download Fiddler
Choose your download based on the version of the .NET Framework installed on your PC.
Users of Windows 8+ should choose Fiddler4.
Getting Started with Fiddler
More Fiddler Tools
FiddlerCoreTraffic viewing and modification for .NET applications
FiddlerCapCapturing web traffic logs
FiddlerCap with FirefoxCapturing web traffic logs with Firefox
FiddlerScript EditorEdit script rules for Fiddler
System Requirements
- Supported OS: Windows XP to Windows 10
- Framework: Fiddler2 requires .NET v2, Fiddler4 requires .NET v4
- Disk Space: 8MB
- Processor: 1GHz
- Memory: 2 GB+ recommended
Updating Fiddler
Upon start, Fiddler checks automatically for new versions. If you'd rather check for updates manually, set the option in Tools -> Fiddler Options
Check also
Release History
More About Fiddler
The free web debugging proxy
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Automated functional, load,
and performance testing
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