Best Json Utilities Apps

225+ iOS apps curated and reviewed

3.9 avg rating
16 free apps
Updated May 2026

Looking for free json utilities apps? 16 of our 225+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Json Utilities

JSON Utilities#1

JSON Utilities by ElamParithi Arul

Easy Tools to Manipulate JSON
Editor's Choice
🛠️ Developer Tools
5.0(2 ratings)
Free
JSON Utilities screenshot 1
JSON Utilities screenshot 2
JSON Utilities screenshot 3

This application transforms complex JSON into readable code with a minimalist editor, offering a range of tools for validation, formatting, and editing. Perfect for developers, data scientists, and DevOps engineers, it provides a distraction-free experience across devices, allowing users to easily read and edit JSON data.

More Json Utilities apps to explore

4
JSON FORMATTER PRO
JSON FORMATTER PRO
JSON FORMATTER PRO
Syntax Error Highlighting
Free
$2.99 | 100% OFF

This simple JSON formatting tool provides syntax error highlighting, formatting, and validation, allowing users to easily create and validate JSON data structures on the go. With features like typing, pasting, and exporting JSON, it's a straightforward solution for all your JSON formatting needs.

🔧 Utilities
(55)
5
Jayson
Jayson
Jayson
JSON viewer and editor
Free

Jayson is a versatile JSON viewer and editor, offering features like browsing, editing, and comparing JSON files, Siri Shortcuts, Share Sheet Actions, URL schemes, and more. Unlock additional features like themes, visual appearance customization, and the ability to open more than two tabs with the "Unlock Everything" in-app purchase. Experience simplified JSON management today!

🛠️ Developer Tools
(378)
6
Simple JSON Reader
Simple JSON Reader
Simple JSON Reader
Simple, convenient JSON Reader
Free

This application allows users to easily view information from JSON files and web pages in a convenient format, simplifying the task of communicating with partners and sharing data. Try it out to make working with JSON data a breeze!

🔧 Utilities
(1)
7
Curly: JSON Viewer & Formatter
Curly: JSON Viewer & Formatter
Curly: JSON Viewer & Formatter
JSON Viewer browser extension
Free
🛠️ Developer Tools
(1)
8
JSON Tools
JSON Tools
JSON Tools
JSON Viewer and Formatter
$2.99
$4.99 | 40% OFF
🛠️ Developer Tools
(1)
9
JSON Navigator
JSON Navigator
JSON Navigator
Beautify JSON output in Safari
$0.99
🛠️ Developer Tools
(2)
10
JSON Prettify
JSON Prettify
JSON Prettify
Validez et formatez votre JSON
Free

Transform messy JSON data into a well-organized format with detailed error messages using this user-friendly tool. Simplify your JSON workflow effortlessly - try it out now!

🛠️ Developer Tools
(2)
11
JSON Viewer - Json file reader
JSON Viewer - Json file reader
JSON Viewer - Json file reader
Json viewer & converter to PDF
$1.99

This application allows users to easily open, search, and manage JSON files on their mobile devices, with features such as converting JSON to PDF, archiving, sharing, and printing. Simply select the JSON file from any application and choose to open it with this app to take advantage of its functionality.

🔧 Utilities
(111)
12
JSON Viewer(Pro)
JSON Viewer(Pro)
JSON Viewer(Pro)
View and edit JSON without ads
$2.99
🔧 Utilities
(0)
13
JSON Editor Mobile
JSON Editor Mobile
JSON Editor Mobile
by VDT LABS S.R.L.
Free

JSON Editor Mobile is a versatile tool for viewing and editing JSON data on-the-go. With features like outline and text modes, it simplifies the process of creating, validating, and formatting JSON documents. Try it now for seamless JSON editing!

🛠️ Developer Tools
(6)
14
Dashboard (of JSON Requests)
Dashboard (of JSON Requests)
Dashboard (of JSON Requests)
Dashboard to visualize JSON
Free

This tool allows users to create a personalized dashboard to visualize JSON data, helping them to focus on key information. Users can customize their dashboard to display relevant data, such as sales, weather, or temperature, and keep everything in focus.

🔧 Utilities
(4)
15
JSON Formatter
JSON Formatter
JSON Formatter
Pretty Print JSON
Free

This tool helps you format JSON strings into a readable and properly structured format. Try it out to see your JSON data in a clear and organized way, with options for light and dark display modes.

📊 Productivity
(4)
16
JSON Viewer & Formatter
JSON Viewer & Formatter
JSON Viewer & Formatter
JSON Viewer - JSON Formatter
Free
🔧 Utilities
(0)
17
JSON Viewer & Editor
JSON Viewer & Editor
JSON Viewer & Editor
Format, Validate & Convert
Free
🛠️ Developer Tools
(0)
18
DevPocket: Developer Utilities
DevPocket: Developer Utilities
DevPocket: Developer Utilities
Offline Regex, JSON, API Tools
Free
🔧 Utilities
(0)
19
JSON Editor Viewer XML PDF
JSON Editor Viewer XML PDF
JSON Editor Viewer XML PDF
JSON File Editor And Reader
Free

This all-in-one data management application allows users to effortlessly work with various data formats, including JSON, XML, and PDF files, with features such as intuitive editing, syntax highlighting, and file management. Download it today to experience the convenience of managing multiple data formats in a single, powerful app and unlock a new level of productivity in your digital endeavors.

🔧 Utilities
(2)
20
JSON Tools: XLSX CSV to JSON
JSON Tools: XLSX CSV to JSON
JSON Tools: XLSX CSV to JSON
Convert XLSX CSV & XML to JSON
Free

This application allows users to easily convert, validate, view, and manage JSON files, supporting various data formats including XLSX, CSV, and XML. With its comprehensive tools, users can efficiently handle data conversions, validations, and optimizations, making it ideal for developers, data analysts, and technical professionals.

📊 Productivity
(9)