Compare software

Fiddler Classic vs Fiddler Everywhere: catalog facts
Fiddler Classic	Fiddler Everywhere
Free Free for eligible non-commercial use; commercial use points to the paid Fiddler…	Paid Commercial product with a free trial available.
Windows	Windows, macOS, Linux
Captures and decrypts HTTPS traffic for inspection Lets you modify requests and responses	Runs on Windows, macOS and Linux Captures browser, system, terminal and Android traffic
Licensed only for eligible non-commercial use Windows only	Paid licence required after the trial Team and AI features add complexity for simple debugging
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.