Best Json Editor Mobile Apps

196+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated June 2026

JSON Editor Mobile is the household name in json editor mobile, but it's far from the only option. We track 196+ alternatives and competitors on iOS β€” many free, many higher-rated than you'd expect.

Top Picks for Json Editor Mobile

JSON Editor Mobile#1

JSON Editor Mobile by VDT LABS S.R.L.

Editor's Choice
πŸ› οΈ Developer Tools
3.7(6 ratings)
FreeIn-App Purchases
JSON Editor Mobile screenshot 1
JSON Editor Mobile screenshot 2
JSON Editor Mobile screenshot 3
JSON Editor Mobile screenshot 4
JSON Editor Mobile screenshot 5
JSON Editor Mobile screenshot 6

This application allows users to create, visualize, modify, and validate JSON data. It offers both outline and text modes for editing, with features like syntax coloring, auto-indentation, and find/replace functionality. Premium features, including saving documents, are available via a one-time in-app purchase.

Koder Code Editor#2

Koder Code Editor by Reny Mustika

(S)FTP, Dropbox, Webdav, SSH
Strong Contender
πŸ› οΈ Developer Tools
4.6😐(9.3K ratings)
Free
#25in Developer Tools
Koder Code Editor screenshot 1
Koder Code Editor screenshot 2
Koder Code Editor screenshot 3
Koder Code Editor screenshot 4

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.

What We Love

  • πŸš€ Great for coding on the go
  • πŸ‘ Clean and intuitive UI
  • πŸš€ Efficient file management
  • πŸš€ Supports multiple file formats

Room to Improve

  • πŸ› Crashes and stability issues
  • πŸ› Bugs when switching between apps
  • πŸ› File corruption and data loss
Jayson#3

Jayson by Simon B. StΓΈvring

JSON viewer and editor
Worth Considering
πŸ› οΈ Developer Tools
4.5😊(378 ratings)
FreeIn-App Purchases
#74in Developer Tools
Jayson screenshot 1
Jayson screenshot 2
Jayson screenshot 3
Jayson screenshot 4
Jayson screenshot 5

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.

What We Love

  • πŸ‘ Elegant and intuitive JSON editing interface
  • 🎯 Perfect for FNF mod development and updates
  • πŸ“± Excellent iOS implementation with native feel
  • πŸ”§ Powerful JSON manipulation capabilities

Room to Improve

  • πŸ› Frequent crashes and instability issues
  • πŸ”‹ High battery consumption and device heating
  • ❌ Missing search functionality

More Json Editor Mobile apps to explore

4
JSON Editor Viewer XML PDF
JSON Editor Viewer XML PDF
JSON Editor Viewer XML PDF
JSON File Editor And Reader
Free

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.

Multi-format compatibility (JSON, XML, PDF)Intuitive JSON editingXML data management
πŸ”§ Utilities
(2)
free
5
JSON Viewer, Editor & Format
JSON Viewer, Editor & Format
JSON Viewer, Editor & Format
JSON Viewer and Mobile Editor
Free
πŸ“š Education
(0)
6
iEditor – Text Code Editor
iEditor – Text Code Editor
iEditor – Text Code Editor
Best source code editor
Free

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.

Create and import text/source code filesSyntax highlighting for C, Java, HTMLSearch and replace functionality
πŸ“Š Productivity
(179)
ad-supported
7
PLIST Editor Mobile
PLIST Editor Mobile
PLIST Editor Mobile
by VDT LABS S.R.L.
Free

Edit property list files in various formats, preserving dictionary order for source control. Offers core editing features for free, with a premium upgrade for advanced functions like saving and find/replace.

Create, visualize, modify, and save .plist documentsSupports XML, Binary, and OpenStep/ASCII formatsPreserves dictionary element order for source control
πŸ› οΈ Developer Tools
(4)
free with in-app purchases
8
Text Editor.
Text Editor.
Text Editor.
A must have text editor
Free

A versatile text editor for managing files on your device and in the cloud. Supports various text formats, rich text editing, and custom fonts. Offers cloud integration and sharing capabilities.

Browse and edit cloud filesSupports TXT, RTF, HTML, CSS, JSRich text editing
πŸ› οΈ Developer Tools
(4.2K)
freemium
9
JSONEditor - JSON Viewer
JSONEditor - JSON Viewer
JSONEditor - JSON Viewer
JSON Editor, Formatter
Free

This app allows developers to import, view, and edit JSON files with syntax highlighting. It offers tree view for clear visualization and supports importing from files or HTTP requests.

Import JSON from Files appImport JSON from HTTP requestTree View for clear visualization
πŸ› οΈ Developer Tools
(6)
freemium
10
Power JSON Editor Mobile
Power JSON Editor Mobile
Power JSON Editor Mobile
A must have JSON tool for dev
Free

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.

Document browser for file managementTree view for JSON hierarchyText view with syntax highlighting
πŸ› οΈ Developer Tools
(10)
free with in-app purchases
11
Code Master - Source Code Editor
Code Master - Source Code Editor
Code Master - Source Code Editor
by Justin Bush
Free

This app offers a visual interface for creating and editing source code for any language, with preview and publishing options. It provides a professional way to manage and share your coding projects on iOS devices, supporting over 170 languages and offering various themes and templates.

Syntax highlighting for 170+ languages70+ syntax colored themesHTML5 templates and website builder
πŸ“Š Productivity
(55)
free
12
JSON Tools - View Edit
JSON Tools - View Edit
JSON Tools - View Edit
View β€’ Edit β€’ Compare
Free

This app provides developers with tools to view, edit, and compare JSON data. It offers hierarchical tree views, raw text editing with syntax highlighting, advanced search capabilities including JSONPath, and file operations for local and remote JSON files.

Hierarchical tree view with expandable nodesRaw text editor with syntax highlightingAdvanced search with JSONPath support
πŸ› οΈ Developer Tools
(0)
free with in-app purchases
13
Text editor-PWEditor
Text editor-PWEditor
Text editor-PWEditor
For source code, HTML and text
Free

This app is a powerful text editor designed for source code, HTML, and general text input on iOS devices. It offers advanced editing features like syntax highlighting, symbol pads, and undo/redo, with cloud storage integration and an optional online compiler.

Syntax highlightingSymbol input and cursor padsUndo/Redo functionality
πŸ”§ Utilities
(113)
free with in-app purchases
14
JSON Viewer & Editor
JSON Viewer & Editor
JSON Viewer & Editor
Format, Validate & Convert
Free

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.

Syntax highlighting code editorCollapsible tree viewOffline validation and formatting
πŸ› οΈ Developer Tools
(2)
free
15
Jimdo Creator
Jimdo Creator
Jimdo Creator
Simple website builder
Free

Easily build and manage your own free website, blog, or online store on the go. Choose a template, add content like text and photos, and ensure your site looks great on any device. Edit existing sites or start a new one from your smartphone or tablet.

Create free responsive websitesAdd and edit blog postsBuild an online store
πŸ“Š Productivity
(778)
free
16
HTML Editor
HTML Editor
HTML Editor
by Intrepid Corporation LTD
Free

A lightweight HTML editor offering syntax highlighting, code completion, and a live preview. Easily open, edit, and export HTML documents from your device or iCloud. Features dynamic commenting and tag insertion for efficient web development.

Syntax highlightingCode completion suggestionsLive preview panel
πŸ› οΈ Developer Tools
(682)
free with in-app purchases
17
Python Coding Editor & IDE App
Python Coding Editor & IDE App
Python Coding Editor & IDE App
Compiler - Run & Learn Py 3
Free

Learn and run Python 3 code on your mobile device with this AI-powered editor. Features include a compiler, debugger, code completion, and built-in challenges to enhance your programming skills.

Python 3 interpreter and compilerAI-powered code assistanceBuilt-in debugger
πŸ› οΈ Developer Tools
(2.5K)
free with in-app purchases
18
JSON FORMATTER PRO
JSON FORMATTER PRO
JSON FORMATTER PRO
Syntax Error Highlighting
Free
$2.99 | 100% OFF

This utility app simplifies JSON formatting and validation. It offers syntax error highlighting and allows users to type or paste JSON data for easy manipulation and export. Ideal for developers and anyone working with JSON on the go.

Syntax Error HighlightingJSON FormattingType JSON
πŸ”§ Utilities
(55)
free
19
Smart JSON & XML Editor
Smart JSON & XML Editor
Smart JSON & XML Editor
Viewer, Formatter & Tools
Free

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.

Multiple editing modes (Tree, Source, List)Syntax highlightingOne-tap format and minify
πŸ› οΈ Developer Tools
(0)
free
20
JavaScript Coding Editor IDE
JavaScript Coding Editor IDE
JavaScript Coding Editor IDE
Javascript Editor
Free

A streamlined and efficient JavaScript editor designed for modern developers. It offers real-time syntax highlighting, advanced code completion, and a powerful debugger to help you code faster and smarter.

Real-time syntax highlightingAdvanced code completionPowerful debugger
πŸ› οΈ Developer Tools
(35)
free

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