Best Json Reader Apps

215+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated July 2026

With an average user rating of 4.3β˜…, the json reader category is one of the App Store's strongest. Browse all 215+ apps we track, sorted so the most loved ones surface first.

Top Picks for Json Reader

Jayson#1

Jayson by Simon B. StΓΈvring

JSON viewer and editor
Editor's Choice
πŸ› οΈ Developer Tools
4.5😊(378 ratings)
FreeIn-App Purchases
#81in 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
Simple JSON Reader#2

Simple JSON Reader by Timur Ryspekov

Simple, convenient JSON Reader
Strong Contender
πŸ”§ Utilities
2.0(1 ratings)
Free
Simple JSON Reader screenshot 1
Simple JSON Reader screenshot 2
Simple JSON Reader screenshot 3

Easily view and understand information from JSON files and web pages. This utility simplifies data presentation, making complex data accessible in a convenient format for various projects and partners.

Json Viewer Simple#3

Json Viewer Simple by Felipe Reitz

Json Reader
Worth Considering
πŸ› οΈ Developer Tools
5.0(1 ratings)
FreeAds
Json Viewer Simple screenshot 1
Json Viewer Simple screenshot 2
Json Viewer Simple screenshot 3
Json Viewer Simple screenshot 4

Easily view and navigate JSON files with features like search, pagination, and large file support. Its intuitive interface is designed for all user levels to enhance productivity when working with JSON data.

More Json Reader apps to explore

4
Json Viewer-View and Edit Json
Json Viewer-View and Edit Json
Json Viewer-View and Edit Json
View and edit JSON
Free

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.

Real-time syntax highlightingIntelligent formattingPrecise data validation
πŸ”§ Utilities
(46)
ad-supported
5
Unzip - zip,rar,7z file opener
Unzip - zip,rar,7z file opener
Unzip - zip,rar,7z file opener
files extractor, compressor
Free

This app is a powerful tool for extracting and compressing various archive file formats. It supports creating encrypted ZIP files, batch compression of media, and offers multiple file transfer options. It also allows viewing and playing a wide range of document, video, and audio types.

Extracts ZIP, RAR, 7Z, TAR, GZIP, and moreCreates encrypted and password-protected ZIP filesBatch compress photos and videos
πŸ“Š Productivity
(53K)
free with in-app purchases
6
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
7
Json Genie: JSON Editor/Viewer
Json Genie: JSON Editor/Viewer
Json Genie: JSON Editor/Viewer
View, Edit & Format JSON Files
Free

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.

View JSON in a tree structureEdit JSON data safelyCompare JSON files
πŸ› οΈ Developer Tools
(2)
free with in-app purchases
8
JSON View : Editor & Formatter
JSON View : Editor & Formatter
JSON View : Editor & Formatter
by Gautam Singh Rathor
Free
πŸ› οΈ Developer Tools
(0)
9
JSON Utilities
JSON Utilities
JSON Utilities
Easy Tools to Manipulate JSON
Free

This minimalist editor transforms complex JSON into readable code with a distraction-free interface. It offers real-time validation, one-click formatting, and effortless string manipulation, working completely offline across multiple Apple platforms.

Minimalist interfaceOffline functionalityReal-time JSON validation
πŸ› οΈ Developer Tools
(2)
free
10
JSON Prettify
JSON Prettify
JSON Prettify
Validez et formatez votre JSON
Free

Easily format and validate JSON data with a clean, intuitive interface. Get clear error messages for invalid JSON and switch to a compact view for efficient data exploration. Streamline your JSON workflow with this developer-friendly tool.

Quick and clear JSON formattingDetailed error messages for invalid JSONCompact mode for compressed view
πŸ› οΈ Developer Tools
(2)
ad-supported
11
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
12
Dashboard (of JSON Requests)
Dashboard (of JSON Requests)
Dashboard (of JSON Requests)
Dashboard to visualize JSON
Free

Create a personalized dashboard to visualize any data you choose. Monitor key metrics like sales, weather, or room temperature with this versatile tool.

Personalized data visualizationCustomizable dashboard layoutMonitor sales and turnover
πŸ”§ Utilities
(4)
free
13
JSON Viewer - Json file reader
JSON Viewer - Json file reader
JSON Viewer - Json file reader
Json viewer & converter to PDF
$1.99

Easily open, search, and manage JSON files directly from other applications on your iPhone or iPad. Convert your JSON data to PDF, archive files, and share or print them with ease.

Open JSON files from other appsJSON to PDF converterArchive JSON files
πŸ”§ Utilities
(111)
free
14
Curly: JSON Viewer & Formatter
Curly: JSON Viewer & Formatter
Curly: JSON Viewer & Formatter
JSON Viewer browser extension
Free

This browser extension automatically formats and highlights raw JSON text on webpages, making it instantly readable and interactive. It's designed to boost productivity for developers by simplifying data inspection and API debugging.

Automatic JSON detectionSyntax highlightingInteractive JSON view
πŸ› οΈ Developer Tools
(1)
ad-supported
15
Rah Book Reader
Rah Book Reader
Rah Book Reader
by Majid Sharifi
Free

This application allows users to download and read PDF documents and audiobooks. It offers a simple and free experience for accessing digital content on mobile devices.

Download PDF documentsRead audiobooksSimple interface
πŸ“š Books
(8.9K)
free
16
KyBook 3 Ebook Reader
KyBook 3 Ebook Reader
KyBook 3 Ebook Reader
Epub, Mobi, Djvu and More
Free

This app is a versatile e-book reader and cataloger supporting numerous formats like EPUB, MOBI, and PDF. It offers a comfortable reading experience with customizable options, powerful annotation tools, and seamless cloud storage integration. Organize your library with tags, collections, and a handy cataloguer.

Supports all major e-book formatsOPDS catalog accessComfortable reading mode with themes
πŸ“š Books
(4.2K)
free with in-app purchases
17
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
18
eBoox - fb2 ePub book reader
eBoox - fb2 ePub book reader
eBoox - fb2 ePub book reader
Read books comfortably
Free

This application provides a comfortable and customizable reading experience for a wide variety of e-book formats. It offers features like bookmarks, highlights, dark mode, and offline reading, with seamless online synchronization. Books can be easily uploaded from various sources, including cloud storage and email.

Supports EPUB, MOBI, FB2, DOC, TXT, and moreCustomizable fonts, text size, and brightnessDark mode and offline reading
πŸ“š Books
(2.9K)
free
19
JSON Viewer and Editor
JSON Viewer and Editor
JSON Viewer and Editor
View, Edit, Format & Convert
Free
πŸ“Š Productivity
(0)
20
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

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