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.
Codable screenshots
Ranked alternatives
Showing 301–320 of 1,000 ranked alternatives.





ReActivity
Shiela Dixon
Test pages for performance issues
Test web page load speed and size. Analyze each element's response time, load time, and file size. Identify bottlenecks and total page weight. Includes images, CSS, and JavaScript files.



JSON Peep for Safari
Lev Bruk
View responses in a clean format
View responses in a clean, readable format within . Expand and collapse data structures. Highlight syntax for easier reading. No additional features included.

Satisfi Labs Webview Tester
Satisfi Labs Inc
Test webchat pages and verify user experience
Test WKWebView by loading WebChat pages. Enter URL parameters separately. Choose Modal or Fullscreen view. Use WKWebView or Safari. Show or hide header and footer bars.




Web HTML to markdown: hmk
Pierre Stanislas
Convert web pages to Markdown
Convert web pages to Markdown with a single tap. Select and convert text or sections to Markdown. Preview content in real time. Share or export Markdown files directly.

npm Registry
Daniel Sogl
Search packages, filter results, track updates
Search npm packages in real time with filters for quality, popularity, and maintenance. View full READMEs with markdown and syntax highlighting. See version history, release dates, and dependencies for each package.

Power JSON Editor
基伟 徐
JSON editor with visual tree view.
The app offers a visual tree view for JSON editing, with plugins for array tables and jq processing. It includes format conversion between JSON, PLIST, YAML, and TOML, along with JSONPath search capabilities and node operations.





How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.