Fiddler Classic vs. Fiddler Everywhere -
Which One to Choose?
Explore the key differences between Fiddler Everywhere and Fiddler Classic
and find the right web debugging tool according to your needs.
Fiddler EverywhereThe modern, cross-platform web debugging proxy, offering advanced features and seamless collaboration. | Fiddler ClassicThe Windows-only web debugging proxy with limited features, useful for basic traffic capture. | |
|---|---|---|
| General | ||
| User Interface | Modern, intuitive UI | Traditional Windows UI |
| Supported Platforms | ||
| Windows | available with fiddler everywhere | available with fiddler classic |
| MacOS | available with fiddler everywhere | not available with fiddler classic |
| Linux | available with fiddler everywhere | not available with fiddler classic |
| Product Support | ||
| Dedicated Technical Support | available with fiddler everywhere | not available with fiddler classic |
| Features Development | available with fiddler everywhere | not available with fiddler classic |
| Patches and Fixes Commitment | available with fiddler everywhere | not available with fiddler classic |
| Capturing Modes | ||
| System Proxy | available with fiddler everywhere | available with fiddler everywhere |
| Instrumented Browser | available with fiddler everywhere | not available with fiddler classic |
| Instrumented Terminal | available with fiddler everywhere | not available with fiddler classic |
| Network Level Capturing | available with fiddler everywhere | not available with fiddler classic |
| Get logs from someone else’s machine (tech support) | available with fiddler everywhere | available with fiddler classic |
| Supported Protocols and Technologies | ||
| HTTP/1.1 | available with fiddler everywhere | available with fiddler classic |
| HTTP/2 | available with fiddler everywhere | not available with fiddler classic |
| WebSockets | Improved Support | available with fiddler classic |
| SignalR | available with fiddler everywhere | available with fiddler classic |
| Server-Sent Events | available with fiddler everywhere | not available with fiddler classic |
| gRPC | available with fiddler everywhere | not available with fiddler classic |
| MessagePack | Improved Support | available with fiddler classic |
| Protobuf | available with fiddler everywhere | not available with fiddler classic |
| Modify and Generate Traffic | ||
| Basic Traffic Replay | available with fiddler everywhere | available with fiddler classic |
| Advanced Traffic Replay (multiple sessions, multiple times) | available with fiddler everywhere | available with fiddler classic |
| Traffic Manipulation (Rules/ | Advanced Options | Limited Options |
| Breakpoints | available with fiddler everywhere | available with fiddler classic |
| Scripting | Coming Soon | available with fiddler classic |
| Compose HTTP/1.1 requests | available with fiddler everywhere | available with fiddler classic |
| Compose HTTP/2 requests | available with fiddler everywhere | not available with fiddler classic |
| Work with Captured Data | ||
| Quick search/find | available with fiddler everywhere | available with fiddler classic |
| Simple Filtering (by grid column) | available with fiddler everywhere | available with fiddler classic |
| Advanced Filtering (on each component of the session) | available with fiddler everywhere | not available with fiddler classic |
| Saved Filters (save and reuse filters) | available with fiddler everywhere | not available with fiddler classic |
| Compare requests | available with fiddler everywhere | available with fiddler classic |
| Share and Collaborate | ||
| Share sessions | available with fiddler everywhere | not available with fiddler classic |
| Share rules | available with fiddler everywhere | not available with fiddler classic |
| Share API requests | available with fiddler everywhere | not available with fiddler classic |
| Security and Compliance | ||
| GDPR | available with fiddler everywhere | available with fiddler classic |
| HIPAA | available with fiddler everywhere | not available with fiddler classic |
| SOC 2 | available with fiddler everywhere | not available with fiddler classic |
| Enterprise Environment | ||
| SSO (Single Sign-On) | available with fiddler everywhere | not available with fiddler classic |
| Use in air-gapped (isolated) environment | available with fiddler everywhere | available with fiddler classic |
| Works with VPN and security tools | Improved Support | available with fiddler classic |
| Policy-driven installation | available with fiddler everywhere | available with fiddler classic |
| Managed app configuration (MDM profiles and GPOs) | available with fiddler everywhere | not available with fiddler classic |
| Try Fiddler Everywhere | Try Fiddler Classic |