mitmproxy vs Fiddler Everywhere

mitmproxy9.4Visit Fiddler Everywhere8.9Visit

Higher score mitmproxy #1 in Web Debugging Proxies 9.4/10 Free plan Free plan✓ 6 of 6 features Visit mitmproxy

vs

Fiddler Everywhere #4 in Web Debugging Proxies 8.9/10 10-day trial Free trial✓ 6 of 6 features Visit site

• mitmproxy fits best

  Teams wanting a free, programmable proxy

• Fiddler Everywhere fits best

  Teams needing polished desktop and mobile capture

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Side by side

Feature	mitmproxy 9.4/10 Visit ↗	Fiddler Everywhere 8.9/10 Visit ↗
At a glance
Editor score	9.4	8.9
Ranking	#1 in Web Debugging Proxies	#4 in Web Debugging Proxies
Best for	Teams wanting a free, programmable proxy	Teams needing polished desktop and mobile capture
Pricing model	Free	Paid
Starting price	Free plan	$7/user/mo
Free plan	✓ (best)	—
Free trial	—	10 days
Deployment	Desktop, Browser extension, Self-hosted	Cloud, Desktop, Mobile
Platforms	Web, Windows, macOS, Linux	Windows, macOS, Linux, iOS, Android
Support	Community, Docs	Email, Tickets
Built for	Solo, Small business, Mid-market, Enterprise	Solo, Small business, Enterprise
Features mitmproxy 6/6 · Fiddler Everywhere 6/6
Request/response editing	✓	✓
Breakpoint rules	✓	✓
Traffic replay	✓	✓
Response mocking	✓	✓
WebSocket inspection	✓	✓
Proxy chaining	✓	✓
Specs
Platforms	Not checked yet	Not checked yet
Our review
Pros	Covers HTTP/1, HTTP/2, HTTP/3, HTTPS, and WebSockets Combines browser, command-line, and Python addon interfaces Supports replay, mocking, recording, and upstream proxy chaining	Captures HTTPS, WebSocket, SSE, gRPC, and Socket.IO traffic Supports replay, breakpoints, mocking, rules, and API composition Runs across Windows, macOS, Linux, iOS, and Android traffic capture
Cons	No AI-assisted features The web interface runs as part of the local mitmproxy tool Advanced automation requires Python-based scripted addons	No permanent free plan is available Commercial use requires a paid license after the 10-day trial Advanced enterprise controls are limited to the Enterprise plan
Our verdict	mitmproxy is a free, open-source intercepting proxy for developers, testers, security researchers, and privacy analysts. It captures, inspects, modifies, records, and replays network traffic through command-line, browser-based, and Python… Read the review →	Fiddler Everywhere is a web-debugging proxy for developers, QA teams, support engineers, and organizations working with HTTP/S traffic. It captures browser, terminal, desktop, mobile, and service traffic, then provides tools to inspect,… Read the review →

Strengths and trade-offs

• mitmproxy — where it wins

  • Covers HTTP/1, HTTP/2, HTTP/3, HTTPS, and WebSockets
  • Combines browser, command-line, and Python addon interfaces
  • Supports replay, mocking, recording, and upstream proxy chaining

  Where it doesn't

  • No AI-assisted features
  • The web interface runs as part of the local mitmproxy tool
  • Advanced automation requires Python-based scripted addons

• Fiddler Everywhere — where it wins

  • Captures HTTPS, WebSocket, SSE, gRPC, and Socket.IO traffic
  • Supports replay, breakpoints, mocking, rules, and API composition
  • Runs across Windows, macOS, Linux, iOS, and Android traffic capture

  Where it doesn't

  • No permanent free plan is available
  • Commercial use requires a paid license after the 10-day trial
  • Advanced enterprise controls are limited to the Enterprise plan

• mitmproxy9.4/10 · Free plan

  A broad, programmable proxy for debugging HTTP, HTTPS, WebSockets, and related traffic.

  Visit mitmproxyFull verdict →
• Fiddler Everywhere8.9/10 · 10-day trial

  A broad desktop and mobile debugging proxy with replay, mocking, rules, and collaboration.

  Visit siteFull verdict →