This app provides a fast, offline JSON toolkit for developers and data-focused users. It allows you to view, edit, validate, and format JSON files with features like syntax highlighting, tree view, and format conversion.
Top Picks for Json Viewer And Editor






Json Genie: JSON Editor/Viewer by Tommy Uytterhaegen
View, Edit & Format JSON Files





This app provides a fast and private way to view, edit, compare, and merge JSON files directly on your device. It offers a clear tree structure for browsing, powerful search capabilities, and formatting options without needing an account or cloud upload.
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This app allows you to view and edit JSON files directly on your device. It offers features like tabbed browsing, split-screen comparisons, and integration with Siri Shortcuts and the Share Sheet for easy JSON parsing and management.


This tool offers a professional way to view and edit JSON data. It features real-time syntax highlighting, intelligent formatting, and data validation, with easy file management and sharing.


A powerful code editor for mobile devices, offering syntax highlighting for over 80 languages, remote file access, and a built-in terminal. Perfect for developers who need to code on the go with a well-designed interface.




This app allows users to view, edit, and manage JSON, XML, and PDF files in a single platform. It offers features like syntax highlighting, file management, and search capabilities for efficient data manipulation and document review.


This offline iOS tool formats, views, validates, and converts JSON data. It supports large files and offers privacy-safe, local processing for developers needing to debug API responses or transform data formats.


This app provides developers, testers, and data analysts with a comprehensive mobile toolkit for working with structured data. It offers multiple editing modes, formatting, conversion between JSON and XML, and powerful data manipulation tools for efficient data management on the go.






A fast and simple text and source code editor for iPhone and iPad. It allows users to create, import, edit, and manage various file types with features like syntax highlighting, search/replace, and export options.


Easily view and edit JSON content with this utility app. It offers fast code access, intuitive navigation, and essential editing tools. Extract JSON data from images and customize text size for a personalized experience.


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This app provides a robust JSON editing experience for developers on iOS devices. It allows for easy viewing, exploring, and validating JSON files through a document browser interface and offers both tree and text views with syntax highlighting.


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Easily manage and view local HTML files on your device. Import files via iTunes File Sharing, edit them, and utilize features like syntax highlighting and source text search for a streamlined workflow.


Code and run Python 3 scripts directly on your iOS device with a feature-rich editor. Enjoy syntax highlighting, auto-indentation, code completion, and AI-powered code assistance. Optimize your workflow with multi-window support and background script execution.



