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Fiddler Everywhere

telerik.com

From $3.08/mo Free trial WindowsmacOSLinuxiOSAndroid
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Spec score 8.5 #9 of 27 in Web Debugging Proxies

What it is

Fiddler Everywhere captures, inspects, modifies, and replays HTTP/S traffic across applications, services, and devices. Capture options include system proxy, network, browser, and terminal modes. It decodes HTTP/2, SignalR, WebSockets, MessagePack, SSE, gRPC, and Protobuf. Users can compose API requests, replay traffic, set breakpoints, and create rules that change requests or responses. Its MCP server connects to coding assistants and agent-powered IDEs, with setup documented for VS Code, Cursor, Claude Code, GitHub Copilot CLI, and Codex CLI. Output sanitization can remove sensitive information before data is shared with a model. The product is aimed at developers, QA staff, and support engineers. Desktop downloads are listed for Windows 10 and 11, macOS 11 or later on Intel or Apple Silicon, and Ubuntu 20 or later; Android and iOS are also listed as platforms. A 10-day trial is available, but there is no free plan. Lite costs $10 a month and Pro $19 a month, both billed monthly; Enterprise costs $37 a year, billed annually.

Spec sheet

Purpose
Fiddler Everywhere captures, inspects, modifies, and replays HTTP/S traffic across applications, services, and devices.Read 2 Oct 2026 · telerik.com
Integrations
Its MCP server connects to coding assistants and agent powered IDEs, with documented setup for VS Code, Cursor, Claude Code, GitHub Copilot CLI, and Codex CLI.Read 2 Oct 2026 · telerik.com
Compliance
The enterprise page describes a third party SOC 2 Type II assessment, GDPR compliance, HIPAA readiness, and an ISMS aligned with ISO/IEC 27001 certification standards.Read 2 Oct 2026 · telerik.com
Support
Pricing lists Basic support with 72 hour response, Lite support with 72 hour response, and Enterprise Priority support with 24 hour response.Read 2 Oct 2026 · telerik.com
License
Each subscription license allows one user, and the subscription automatically renews monthly or yearly according to the selected plan.Read 2 Oct 2026 · telerik.com
Headquarters
Burlington, Massachusetts, United StatesRead 28 Sep 2026 · telerik.com
Enterprise controls
Enterprise features include policy driven installation, managed app configuration, SSO, and offline mode for restricted environments.Read 2 Oct 2026 · telerik.com
MCP security
Fiddler MCP output sanitization can sanitize sensitive information before data is shared with a model.Read 2 Oct 2026 · telerik.com
Platform limits
Downloads are offered for Windows 10 and 11, macOS 11+ on Intel or Apple Silicon, and Linux Ubuntu 20+; the page advertises a free 10 day trial.Read 2 Oct 2026 · telerik.com
Protocols
The product decodes HTTP/2, SignalR, WebSockets, MessagePack, SSE, gRPC, and Protobuf.Read 2 Oct 2026 · telerik.com
Supported users
The product page identifies developers, QA staff, and support engineers as intended users.Read 2 Oct 2026 · telerik.com
Traffic capture
Capture modes include system proxy, network, browser, and terminal capturing.Read 2 Oct 2026 · telerik.com
Traffic tools
Users can compose API requests, replay traffic, set breakpoints, and create rules to modify requests and responses.Read 2 Oct 2026 · telerik.com

Plans and prices

Lite $7 a month billed annually 5 tickets per user, per year Read 20 Sep 2026 · telerik.com
Lite Priced on request 1 ticket per user, per month Read 20 Sep 2026 · telerik.com
Pro $13 a month billed annually 10 tickets per user, per year Read 20 Sep 2026 · telerik.com
Pro Priced on request 1 ticket per user, per month Read 20 Sep 2026 · telerik.com
Enterprise $37 a month annual subscription only Unlimited tickets Read 20 Sep 2026 · telerik.com
Lite $10 a month $10 per user, per month, billed monthly Essential features · 10 licenses per purchase · 5 support tickets per user per year · 72h response Read 2 Oct 2026 · telerik.com
Pro $19 a month $19 per user, per month, billed monthly Full features · Rules and team collaboration · Unlimited purchase licenses · Lite support: up to 10 tickets per month, 72h response Read 2 Oct 2026 · telerik.com
Enterprise $37 a year $37 per user, per month, billed annually Everything in Pro · Offline mode · Managed installation and configuration · SSO · Priority support: unlimited tickets, 24h response Read 2 Oct 2026 · telerik.com
Lite $84 a year $84.00 per user per year (= $7.00 per user/month, billed annually) Essential features · 10 licenses per purchase · 5 support tickets per user per year · 72h response Read 2 Oct 2026 · telerik.com
Pro $156 a year $156.00 per user per year (= $13.00 per user/month, billed annually) Full features · Rules and team collaboration · Unlimited purchase licenses · Lite support: up to 10 tickets per month, 72h response Read 2 Oct 2026 · telerik.com

Every Fiddler Everywhere plan and price →

Strong points and limits

Strong points

  • Captures through system proxy, network, browser, and terminal
  • Provides request editing, breakpoints, and traffic replay
  • Decodes WebSockets, gRPC, and other listed protocols
  • MCP output sanitization can remove sensitive information

Limits

  • No free plan
  • Trial lasts 10 days
  • Desktop downloads list Windows 10+, macOS 11+, and Ubuntu 20+

Who it suits

It suits developers, QA staff, and support engineers who need to inspect and work with HTTP/S traffic. Teams using coding assistants may also use its MCP connection and output sanitization.

Verdict

Fiddler Everywhere combines traffic capture and editing tools with protocol decoding and coding-assistant connections. Review the per-user subscription terms, platform requirements, and support response times before choosing a plan.

Where Specifiction places it

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