Best Web Debugging Apps

Web Inspector - code debugger

Mobile html javascript css xml

Free

Inspect and share HTML, CSS, and JavaScript source code from mobile web pages directly on your device. Debug web applications by viewing source code as a real mobile browser would.

Web Inspector

Developer Console for Safari

Free

This app provides a suite of web development tools for Safari on mobile devices. Inspect and edit the DOM, view element styles, execute JavaScript commands, monitor network requests, and examine stored resources like cookies.

HTTP Catcher

Inspect web traffic

Free

This app acts as a web debugging proxy to intercept, inspect, modify, and replay web traffic. It records HTTP and HTTPS traffic directly on your device without needing a computer, making it easy to test apps and websites.

Web Inspector & Dev Tools

HTML, CSS Viewer: JS debug log

$5.99

Inspect and debug web pages directly on your mobile device. Explore HTML, CSS, and JavaScript code, modify styles in real-time, and analyze network requests. An essential tool for web developers and designers.

devtools

web developer tools for mobile

Free

This app provides desktop-style debugging for mobile web development. Capture console logs, network requests, and JavaScript execution directly on your device. Review and analyze web activity securely offline.

iSource Browser

by Gamu apps

Free

This web browser offers standard browsing capabilities along with advanced tools for inspecting web page source code, HTTP headers, and network information. It includes a JavaScript debugger and WHOIS lookup for in-depth site analysis.

Web Monitor - HTML Inspector

HTML Viewer & Inspector

Free

Inspect the HTML, CSS, and JavaScript of any webpage directly from your mobile device. Test HTTP requests and analyze server responses with detailed insights. Share or copy code easily.

Reqable

Advanced API Debugging Proxy

Free

This tool acts as an advanced API debugging proxy, allowing you to inspect and test HTTP/HTTPS traffic independently or collaboratively with a desktop app. It supports various protocols and offers REST API management features for efficient development.

Proxycat

by Byte Crossing

Free

This app allows developers to capture and modify HTTP messages using JavaScript. It offers various viewers for data formats and supports SSL decryption. Scripts can be synchronized via iCloud for seamless workflow.

WebProxyTool - Inspect Network

HTTPS web traffic Debug Proxy

Free

This app acts as a local proxy to capture and display all network data transmitted and received by your device and apps. It securely decrypts HTTPS traffic by generating a local trust certificate, ensuring all data remains private on your device.

WebScope

An HTTP Analysis Tool

Free

Inspect and modify HTTP parameters like headers, methods, and content for websites and APIs. Useful for debugging web applications, mobile apps, and APIs, or for educational exploration.

Web Inspector for Safari

HTML Source Javascript Console

$1.99

Inspect HTML source, view JavaScript console output, and edit web elements live directly within Safari. This tool provides a floating panel overlay for easy access to DOM inspection and code execution on any webpage.

HTTPBot: API & HTTP Client

API, MCP & WebSocket Debugger

Free

This app allows users to send HTTP/HTTPS requests and connect to WebSockets, making it easy to debug APIs on the go. It supports various response formats, collaboration features, and authentication methods, streamlining API development and testing.

DevTools Extension

DevTools for Safari

Free

A browser extension for Safari that provides web developers with essential tools. It allows inspection of console logs, DOM elements, network requests, resources like localStorage and cookies, and source code.