Best Advanced Json Viewer Apps

221+ iOS apps curated and reviewed

4.2 avg rating
18 free apps
Updated June 2026

Whether you're new to advanced json viewer or looking for an upgrade, our curated collection of 221+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Advanced Json Viewer Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Advanced JSON ViewerAdvanced JSON Viewer$1.993.3★ (3)NoNoJun 2026
2HTTPBot: API & HTTP ClientHTTPBot: API & HTTP ClientFree4.5★ (1.3K)NoYesAug 2026
3JSONEditor - JSON ViewerJSONEditor - JSON ViewerFree4.3★ (12)NoYesAug 2026
4Smart JSON & XML EditorSmart JSON & XML EditorFreeNoNoJul 2026
5SlackSlackFree4.1★ (49K)NoNoAug 2026
6JSON Tools - View EditJSON Tools - View EditFree1.0★ (1)YesYesAug 2026
7HTML Viewer ProHTML Viewer ProFree4.0★ (44)YesYesAug 2026
8Replit: Vibe Code with AI FastReplit: Vibe Code with AI FastFree4.7★ (20K)NoYesAug 2026

Top Picks for Advanced Json Viewer

Advanced JSON Viewer#1

Advanced JSON Viewer by Acrogenesis LLC

Superior JSON view & format
Editor's Choice
🛠️ Developer Tools
3.3(3 ratings)
$1.99
Advanced JSON Viewer screenshot 1
Advanced JSON Viewer screenshot 2
Advanced JSON Viewer screenshot 3
Advanced JSON Viewer screenshot 4
Advanced JSON Viewer screenshot 5

This tool enhances JSON data viewing and editing within Safari and on your device. It offers beautiful formatting, syntax highlighting, and an interactive editor for efficient JSON management.

HTTPBot: API & HTTP Client#2

HTTPBot: API & HTTP Client by Arvindh Sukumar

API, MCP & WebSocket Debugger
Strong Contender
🛠️ Developer Tools
4.5😐(1.3K ratings)
FreeIn-App Purchases
#56in Developer Tools
HTTPBot: API & HTTP Client screenshot 1
HTTPBot: API & HTTP Client screenshot 2
HTTPBot: API & HTTP Client screenshot 3
HTTPBot: API & HTTP Client screenshot 4
HTTPBot: API & HTTP Client screenshot 5
HTTPBot: API & HTTP Client screenshot 6

This app allows users to send HTTP/HTTPS requests and connect to WebSockets, making it easy to debug APIs on the go. It supports various response formats, collaboration features, and authentication methods, streamlining API development and testing.

What We Love

  • 🚀 Intuitive interface
  • 👍 Postman integration
  • 🚀 Powerful HTTP client
  • 👍 Great tool for API testing

Room to Improve

  • 🐛 Crashes and bugs
  • 🔒 Lacks security features (e.g., client certificates)
  • 💰 Expensive for the limited free version
JSONEditor - JSON Viewer#3

JSONEditor - JSON Viewer by 杏娣 吴

JSON Editor, Formatter
Worth Considering
🛠️ Developer Tools
4.3(12 ratings)
FreeIn-App Purchases
JSONEditor - JSON Viewer screenshot 1
JSONEditor - JSON Viewer screenshot 2
JSONEditor - JSON Viewer screenshot 3

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.

More Advanced Json Viewer apps to explore

4
Smart JSON & XML Editor
Smart JSON & XML Editor
Smart JSON & XML Editor
Viewer, Formatierer & 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
🛠️ Developer Tools
(0)
free
5
Slack
Slack
Slack
Business Communication
Free

This app streamlines business communication by bringing together coworkers, customers, and contractors in a secure, unified workspace. It offers AI-powered search and summarization, automation tools, and integrations with over 2,600 apps to reduce busywork and improve collaboration.

Unified workspace for teams and external partnersAI-powered search and conversation summarizationVideo conferencing with screen sharing
💼 Business
(49K)
freemium
6
JSON Tools - View Edit
JSON Tools - View Edit
JSON Tools - View Edit
Pro JSON editor for devs
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
🛠️ Developer Tools
(1)
free with in-app purchases
7
HTML Viewer Pro
HTML Viewer Pro
HTML Viewer Pro
Source Code Viewer
Free

View HTML source code from URLs or directly from Safari. This app offers multi-tab browsing, bookmarking, and search functionality. Customize the display with various themes, fonts, and user agents.

View source code from URLsView source code from Safari shareMulti-tab browsing
🔧 Utilities
(44)
free with in-app purchases
8
Replit: Vibe Code with AI Fast
Replit: Vibe Code with AI Fast
Replit: Vibe Code with AI Fast
Apps, slides, websites, videos
Free

Build and deploy apps, websites, and games directly from your phone. Utilize AI to generate projects from natural language prompts, collaborate in real-time, and host your creations instantly with zero setup. Suitable for both beginners and experienced developers.

Build apps with natural language AIInstant zero-setup hostingReal-time multiplayer collaboration
🛠️ Developer Tools
(20K)
free with in-app purchases
9
Google Analytics
Google Analytics
Google Analytics
by Google
Free

Monitor your website and app performance directly from your phone. Gain customer insights, understand user navigation, and make informed marketing decisions with AI-powered analysis. Optimize campaigns and collaborate with your team on the go.

Monitor website and app performanceCustomer insights and navigation analysisAI-powered insights and marketing decisions
💼 Business
(5.2K)
free
10
Notion: Notes, Tasks, AI
Notion: Notes, Tasks, AI
Notion: Notes, Tasks, AI
Plan, organize, track projects
Free

This AI-powered workspace helps you write notes, manage tasks, organize projects, and collaborate with others. It offers features like AI meeting notes and interactive maps to streamline your workflow for personal, student, or professional use.

AI-powered note-taking and summarizationTask and project managementCollaborative workspace
📊 Productivity
(90K)
free with in-app purchases
11
Mimo: Learn Coding/Programming
Mimo: Learn Coding/Programming
Mimo: Learn Coding/Programming
Python, HTML, JavaScript Code
Free

Learn to code in Python, JavaScript, HTML, CSS, and SQL with AI-assisted development. This app guides you from beginner to building production-ready software and portfolio projects. Master modern developer workflows and launch your career.

Learn Python, JavaScript, HTML, CSS, SQLAI-assisted software developmentBuild portfolio projects
📚 Education
(109K)
free with in-app purchases
12
JSON Master: Editor & Viewer
JSON Master: Editor & Viewer
JSON Master: Editor & Viewer
JSON to CSV, XML, Excel Tool
Free

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.

Offline JSON formatting and beautifyingTree and text view for JSON visualizationInstant JSON syntax validation
📊 Productivity
(5)
free with in-app purchases
13
JSON Brace: Viewer & Formatter
JSON Brace: Viewer & Formatter
JSON Brace: Viewer & Formatter
Pretty-print & explore data
Free
$1.99 | 100% OFF

This tool automatically formats and navigates JSON data directly within Safari. It offers smart detection, theme switching, and keyboard shortcuts for efficient data exploration. An optional Pro upgrade unlocks advanced features like lightning-fast search and custom expansion.

Automatic JSON formattingExpand/collapse JSON objects and arraysLight and dark theme switching
🛠️ Developer Tools
(2)
freemium
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
🛠️ Developer Tools
(3)
free
15
Apple Developer
Apple Developer
Apple Developer
by Apple Inc.
Free

Access the latest developer news, features, and videos from Apple. Stay updated on new frameworks and technologies, and catch up on past event content.

Developer news and featuresLatest Apple frameworks and technologiesWWDC videos
🛠️ Developer Tools
(2.1K)
free with in-app purchases
16
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
🔧 Utilities
(4)
free
17
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 app transforms data between various formats like XLSX, CSV, XML, and JSON. It offers conversion, validation, viewing, and optimization tools for efficient data management.

XLSX to JSON conversionCSV to JSON conversionXML to JSON conversion
📊 Productivity
(9)
ad-supported
18
Scriptable
Scriptable
Scriptable
Automation using JavaScript
Free

Automate tasks on your device by writing custom scripts in JavaScript. Integrate with native iOS features like files, calendars, and reminders. Create personalized widgets for your Home Screen and interact with Siri.

Write and run JavaScriptCreate custom widgetsSiri Shortcuts integration
🛠️ Developer Tools
(3.8K)
free with in-app purchases
19
JSON Navigator
JSON Navigator
JSON Navigator
Beautify JSON output in Safari
$0.99

This app transforms JSON data into interactive, visualized trees directly within Safari. It offers instant visualization, data type indicators, and easy navigation through complex structures. Customize your viewing experience with light and dark themes.

Instant JSON visualizationInteractive tree-view interfaceData type indicators
🛠️ Developer Tools
(2)
paid
20
HTML Viewer: View Source
HTML Viewer: View Source
HTML Viewer: View Source
Dev Tools to Inspect Element
Free

Inspect and analyze the HTML source code of any website or local files. Features include element inspection, syntax highlighting, and multi-tab support for efficient workflow. Ideal for developers and students learning web technologies.

View website source codeInspect elementsOpen local/iCloud HTML files
🛠️ Developer Tools
(9)
free with in-app purchases

FAQ about Advanced Json Viewer

What are the best advanced json viewer apps for iPhone?
Advanced JSON Viewer tops our advanced json viewer apps ranking as of June 2026, with a 3.3-star average from 3 App Store ratings, and it's priced at $1.99.
Yes — 18 of the top advanced json viewer apps we rank are free to download, including HTTPBot: API & HTTP Client and JSONEditor - JSON Viewer.
Advanced JSON Viewer has no ads and has no in-app purchases, according to its App Store listing as of June 2026.
We track 221+ advanced json viewer apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
Advanced JSON Viewer is a tool that transforms raw JSON data into an elegant, interactive viewing experience. It supports opening and saving JSON files directly from your device and works within Safari.
Advanced JSON Viewer is available for a one-time purchase of $1.99. This purchase allows you to use it on Mac, iPhone, iPad, and Vision Pro.