Fiddler Everywhere's API Composer makes it easy to quickly compose, test, group, and organize your API requests. You can make a new request from scratch or edit a request already captured by Fiddler Everywhere.
Gain a whole new level of visibility when monitoring requests and completing a performance review. The new Overview Inspector comes with a range of widgets designed to up your performance game in a highly visual fashion.
Your power tool for mocking server responses and simulating real-life scenarios. With Rule Builder, you can create rules and automatically triggering a specific request based on the conditions you specify.
Rely on user-friendly and secure collaboration within Fiddler Everywhere — no more manually exporting sessions or sending the captured traffic through email. Fiddler Everywhere lets you save captured traffic, add comments and share it with your colleagues — all without switching context.
500,000 Companies Are Using Fiddler Today
Join these companies and the 4 million developers who are already building, running, and debugging with Fiddler Everywhere.
Quickly debug issues without having to worry about the responses varying based on the protocol version. Now when using an HTTP/2 connection, you can rely on Fiddler Everywhere to replicate and debug issues.
Fiddler is used by tens of thousands of Users daily and they love it! Don’t just take
our word for it. G2 Users have consistently rated Fiddler 4.4 out of 5 stars. G2 is a renowned peer-to-peer
review site that aggregates user reviews for business
Users of G2.com provide unbiased user reviews after they objectively access business
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