Software Alternatives, Accelerators & Startups

RequestHeaders.com VS modheader

Compare RequestHeaders.com VS modheader and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

RequestHeaders.com logo RequestHeaders.com

HTTP Header Checker Tools

modheader logo modheader

Free browser extension to modify HTTP request and response headers. No sign-up. Works on Chrome, Firefox, and Edge.
  • RequestHeaders.com Landing page
    Landing page //
    2023-02-12

Check HTTP Status Codes, SSL Validation, WWW Authentication, Redirects, Access Control, Cache Control, Content Encoding, Cookie Data and more...

  • modheader Landing page
    Landing page //
    2026-08-19

RequestHeaders.com

$ Details
free
Platforms
Web
Release Date
2023 January

modheader

$ Details
-
Platforms
-
Release Date
-

RequestHeaders.com features and specs

  • HTTP Header Analysis
  • HTTP Status Codes
  • SSL Validation
  • WWW Authentication
  • Cache Control
  • URL Redirects
  • HTTP Response Headers

modheader features and specs

  • Easy HTTP Header Modification
    ModHeader allows users to easily add, modify, or remove HTTP request and response headers directly from the browser without needing to write code or set up a proxy server.
  • User-Friendly Interface
    The extension provides a simple, intuitive UI where users can create profiles, toggle headers on/off, and manage multiple header configurations with minimal technical knowledge.
  • Profile Management
    Users can save multiple header profiles for different testing scenarios (e.g., different environments, authentication tokens, or user agents) and switch between them quickly.
  • Cross-Browser Support
    ModHeader is available for major browsers including Chrome, Firefox, and Edge, making it versatile for developers who work across different browser environments.
  • Useful for Development and Testing
    It's particularly helpful for developers and QA testers who need to simulate different API keys, test CORS configurations, spoof user agents, or debug header-related issues without modifying server code.

Possible disadvantages of modheader

  • Browser Extension Limitations
    As a browser extension, ModHeader only affects requests made through that specific browser, meaning it cannot modify headers for requests from other applications, mobile apps, or backend services.
  • Security and Privacy Concerns
    Browser extensions with permissions to read and modify web requests pose potential privacy and security risks, as they can technically access sensitive data transmitted through the browser.
  • Premium Features Behind Paywall
    Some advanced features, such as more complex header rules or higher usage limits, may require a paid subscription, limiting functionality for free-tier users.
  • Limited to Client-Side Testing
    ModHeader cannot be used for server-side header manipulation or automated testing pipelines, making it less suitable for CI/CD integration compared to command-line tools or API testing frameworks.
  • Potential for Misconfiguration
    Users unfamiliar with HTTP headers might inadvertently create conflicting or invalid header configurations that cause unexpected application behavior or debugging confusion.

Category Popularity

0-100% (relative to RequestHeaders.com and modheader)
Website Testing
100 100%
0% 0
Developer Tools
0 0%
100% 100
Website Monitoring
100 100%
0% 0
Testing
0 0%
100% 100

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Reviews

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modheader Reviews

Comparing Charles Proxy, Fiddler, Wireshark, and Requestly
On the pricing front, Requestly strikes a balance between affordability and functionality. It is an open-source tool, offering freemium to individual developers and affordable pricing plans for team collaboration. We have also clearly differentiated how Requestly differs from Wireshark and other web debugging tools like Proxyman, Modheader, and HTTP ToolKit separately.
Source: dev.to

What are some alternatives?

When comparing RequestHeaders.com and modheader, you can also consider the following products

Requestly - A Powerfulย API Mockingย andย Testingย Tool

HTTP Headers - HTTP Headers allows you to quickly see the HTTP header information for the current URL.

Charles Proxy - HTTP proxy / HTTP monitor / Reverse Proxy

Live HTTP Headers - The goal of this project is to adds information about the HTTP headers in three ways:

Fiddler - Fiddler is a debugging program for websites.

httptools.dev - Online tools for inspecting and debugging HTTP requests.