Codable app icon

Apps Like Codable for iPhone and iPad

Debug web pages on your phone

View web pages in resizable viewports to test mobile layouts. See pre-rendered source code and structured node lists for debugging. Adjust scale factors to simulate different device sizes.

by Jeremy Collins★ 4.36 ratingsUtilitiesFreeData updated 2026-09-14
App detailsView in App Store

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Ranked alternatives

Showing 21–40 of 1,000 ranked alternatives.

  2. Web Archive Inspector app icon

    Web Archive Inspector

    George Garside

    Inspect web archives and run JavaScript offline

    Inspect web files on iOS with full offline support for JavaScript execution. Open archives from Safari on any platform. QuickLook individual resources and share or save them directly. Execute JavaScript from linked resources within the .

    ★ 4.912 ratingsDeveloper ToolsFreeData updated 2026-09-06
    App details
  7. Runestone Text Editor app icon

    Runestone Text Editor

    Simon Stovring

    Edit code with syntax highlighting and line

    A plain with syntax highlighting for multiple languages. Includes line numbers, search and replace, and a page guide. Supports code editing with customizable settings and efficient file management.

    ★ 4.72,065 ratingsDeveloper ToolsFreeData updated 2026-10-13
    App details
  8. Web Monitor - HTML Inspector app icon

    Web Monitor - HTML Inspector

    杏娣 吴

    Inspect web pages and analyze HTTP responses

    Retrieve , CSS, and JavaScript code from web pages directly on your mobile device. View code with syntax highlighting. Test HTTP requests and analyze server responses including headers, status codes, and payload details. Share or copy content easily.

    ★ 5.03 ratingsDeveloper ToolsFreeData updated 2026-09-06
    App details
  11. PocketJS app icon

    PocketJS

    Khosro Amini

    Write, save, and run JavaScript code

    Write and save JavaScript code as .js files. Execute scripts directly on the device without network access. Use syntax highlighting and a JavaScript console for testing and debugging.

    ★ 4.36 ratingsDeveloper ToolsFreeData updated 2026-09-06
    App details
  12. Tampermonkey app icon

    Tampermonkey

    Jan Biniok

    Edit web pages with userscripts

    Customize web pages with userscripts. Add or modify features using JavaScript. Create, manage, and run scripts on any website. Enhance browsing experience by altering page behavior.

    ★ 3.161 ratingsProductivity$2.99Data updated 2026-10-13
    App details
  13. DTNet - Desktop Browser app icon

    DTNet - Desktop Browser

    汝泉 张

    Browse websites in mode

    Browse websites in mode with HD video and image support. Filter images by type or size. Skip YouTube ads automatically. Use tampermonkey scripts and inspect network requests. Access cookies and enable picture-in-picture mode.

    ★ 4.771 ratingsUtilities$0.99Data updated 2026-09-09
    App details
  14. Inspect - View TLS certificate app icon

    Inspect - View TLS certificate

    Tao Xu

    SSL certificates and export data

    Websites' SSL certificates and X509 details. Export selected certificates. Copy or input HTTPS URLs manually. website security ratings. Access shortcut to SSLLabs scan. Track recent lookup history. Detect potential MITM risks.

    ★ 4.5133 ratingsUtilitiesFreeData updated 2026-09-10
    App details
  15. WebDebug - Web debugging tool app icon

    WebDebug - Web debugging tool

    Shanghai Dazhuo Information Technology Co., Ltd.

    Debug web pages on mobile devices

    Debug web pages by entering URLs or scanning QR codes. View console logs, system information, and network data. Save links and timestamps to a database. Manage local static websites and test multiple projects.

    ★ 4.523 ratingsDeveloper ToolsFreeData updated 2026-09-27
    App details
  16. View Source Premier app icon

    View Source Premier

    Andrey Uspanov

    Edit and code snippets instantly

    And analyze HTML, XML, JavaScript, CSS, JSON, RSS, and ATOM code. Support for iPhone, iPad, and Mac devices. Browse code with intuitive navigation. Edit and format code directly. Save and export code files. Sync code across devices.

    ★ 4.127 ratingsDeveloper Tools$6.99Data updated 2026-10-13
    App details
  17. AdGuard Ad Blocker for Safari app icon

    AdGuard Ad Blocker for Safari

    Adguard Software Limited

    Block ads and protect privacy

    Blocks ads in Safari by removing banners, pop-ups, and video ads. Allows manual blocking and website whitelisting. Offers advanced tracking protection. Includes free version with optional paid Premium features for enhanced functionality.

    ★ 4.319,180 ratingsUtilitiesFreeData updated 2026-09-10
    App details
  18. JavaScript Coding Editor & IDE app icon

    JavaScript Coding Editor & IDE

    Cloudbit d.o.o.

    Write, run, and debug code offline

    Run and TypeScript code offline using a built-in compiler. Execute code in a WebView with a console for debugging. Edit, compile, and test scripts without internet or server connection. Transpile TypeScript to locally.

    ★ 4.477 ratingsDeveloper ToolsFreeData updated 2026-09-06
    App details
  19. TLS Inspector app icon

    TLS Inspector

    Ian Spence

    Inspect domains and websites securely

    Input domains or IP addresses to check TLS security. Inspect websites directly from a browser extension. View trust status and certificate details. Identify security issues and device trust relationships.

    ★ 4.8256 ratingsUtilitiesFreeData updated 2026-09-11
    App details
  20. HTTP Catcher app icon

    HTTP Catcher

    MESS LAB LTD

    Capture and replay traffic

    Capture and inspect traffic by intercepting requests and responses. Modify and replay web traffic for testing. View detailed logs of network activity under Wi-Fi or cellular networks. Set up a local proxy to monitor and website interactions.

    ★ 3.1136 ratingsDeveloper ToolsFreeData updated 2026-09-16
    App details

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.