Download Fiddler Classic
Get started with the free web debugging proxy tool exclusively for Windows.
*Please be aware that Fiddler Classic is not in active development and offers no commitments for releases, patches or tech support. By using this product, you assume all associated risks. We recommend upgrading to Fiddler Everywhere.
Do More with Fiddler Everywhere
Go beyond Fiddler Classic and try Fiddler Everywhere for free. Take advantage of our modern web debugging solution expertly designed for Windows, Mac, or Linux. You get access to:
- Amplified networking debugging features
- An attractive and intuitive UI
- Choreographed releases with new features and enhancements
- Dedicated technical support
IMPORTANT!
Fiddler Classic is not in active development and offers no commitments for releases, patches or tech support. By using this product, you assume all associated risks.
For corporate use we recommend Fiddler Everywhere.
Fiddler Classic does not Support Your OS
Start a free trial of our best-in-class network debugging solution expertly designed for Linux. Cross-platform debugging is easier than ever with:
- Amplified networking debugging features
- An attractive and intuitive UI
- Choreographed releases with new features and enhancements
- Dedicated technical support
Fiddler Classic does not Support Your OS
Start a free trial of our best-in-class network debugging solution expertly designed for macOS. Cross-platform debugging is easier than ever with:
- Amplified networking debugging features
- An attractive and intuitive UI
- Choreographed releases with new features and enhancements
- Dedicated technical support