Download Fiddler Classic
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Getting Started with Fiddler Classic
More Fiddler Family Tools & Solutions
A Modern Web Debugging Proxy Tool for Mac, Linux, and Windows.
Fiddler Jam
A Web-based End to end Troubleshooting Solution for Support Teams.
FiddlerCore
Traffic viewing and modification for .NET applications.
FiddlerCap
A desktop-based capture app for Windows.
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 Classic
Upon start, Fiddler Classic checks automatically for new versions. If you'd rather check for updates manually, set the option in Tools -> Fiddler Options
Check also
Release HistoryThe free web debugging proxy for Windows
Automated functional, load,
and performance testing
All free trials for Telerik products
and services