Best Json Widget Apps

249+ iOS apps curated and reviewed

3.5 avg rating
19 free apps
Updated August 2026

The best json widget apps on iPhone average 3.5★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Json Widget Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Widgeta: JSON WidgetsWidgeta: JSON WidgetsFreeNoYesJul 2026
2API WidgetAPI WidgetFreeNoNoJul 2026
3JSON FORMATTER PROJSON FORMATTER PROFree was $2.994.9★ (55)NoNoJul 2026
4Json Genie: JSON Editor/ViewerJson Genie: JSON Editor/ViewerFree4.3★ (3)YesYesAug 2026
5JSON Tools - View EditJSON Tools - View EditFree1.0★ (1)YesYesAug 2026
6Widgeto (was API Widgets)Widgeto (was API Widgets)Free5.0★ (2)NoYesAug 2026
7JSON View : Editor & FormatterJSON View : Editor & FormatterFreeNoNoAug 2026
8JSON Viewer & FormatterJSON Viewer & FormatterFree1.0★ (1)YesYesAug 2026

Top Picks for Json Widget

JSON FORMATTER PRO#3

JSON FORMATTER PRO by Creative Greenlight LLC

Syntax Error Highlighting
Worth Considering
🔧 Utilities
4.9(55 ratings)
Free
JSON FORMATTER PRO screenshot 1
JSON FORMATTER PRO screenshot 2
JSON FORMATTER PRO screenshot 3
JSON FORMATTER PRO screenshot 4
JSON FORMATTER PRO screenshot 5
JSON FORMATTER PRO screenshot 6

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.

More Json Widget apps to explore

4
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
🛠️ Developer Tools
(3)
free with in-app purchases
5
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
6
Widgeto (was API Widgets)
Widgeto (was API Widgets)
Widgeto (was API Widgets)
JSON charts on Home Screen
Free

Display live data from any API or webhook directly on your home screen using customizable widgets. Visualize information with tables, charts, or text without needing to code. Your data remains private and on your device.

Connect to any JSON API or webhookMultiple visualization options (tables, charts, text)Automatic background widget refreshing
🛠️ Developer Tools
(2)
freemium
7
JSON View : Editor & Formatter
JSON View : Editor & Formatter
JSON View : Editor & Formatter
View, Edit & Validate JSON
Free
🛠️ Developer Tools
(0)
8
JSON Viewer & Formatter
JSON Viewer & Formatter
JSON Viewer & Formatter
Validate,Beautify,Compare JSON
Free

Format, validate, and compare JSON data offline on your iPhone or iPad. This tool offers a tree view, search functionality, and custom themes for efficient data management. Export JSON to various formats and handle large files smoothly.

Beautify & Minify JSONImport JSON files or paste from clipboardExport JSON to CSV, XML, YAML
🔧 Utilities
(1)
free with in-app purchases
9
Simple JSON Reader
Simple JSON Reader
Simple JSON Reader
Simple, convenient JSON Reader
Free

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.

View JSON filesView JSON from web pagesConvenient data format
🔧 Utilities
(1)
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
🛠️ Developer Tools
(2)
ad-supported
11
AnyMetrics – API to Widget
AnyMetrics – API to Widget
AnyMetrics – API to Widget
Build Widgets from Any API
Free

Create live home screen widgets from any API without coding. Monitor servers, builds, and data endpoints at a glance. Offers full control over data fetching and display formatting.

Create widgets from any APIMonitor server status and uptimeDisplay CI/CD build status
🔧 Utilities
(2)
free
12
JSON Pilot: Viewer & Editor
JSON Pilot: Viewer & Editor
JSON Pilot: Viewer & Editor
AI · Format · Diff · JSONPath
Free
🛠️ Developer Tools
(0)
13
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
🛠️ Developer Tools
(10)
free with in-app purchases
14
JSON Formatter
JSON Formatter
JSON Formatter
Pretty Print JSON
Free

This utility helps you format and view JSON strings with clear, readable indentation. It offers both light and dark themes for a comfortable viewing experience.

Pretty print JSONReadable indentationLight mode
📊 Productivity
(4)
free
15
JSON Viewer ‎
JSON Viewer ‎
JSON Viewer ‎
View and edit JSON
Free

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.

Fast code accessIntuitive navigationCopy, paste, undo, redo
🔧 Utilities
(1)
free
16
Json Viewer Simple
Json Viewer Simple
Json Viewer Simple
Json Reader
Free

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.

Search functionalityPagination for organized viewingSupport for large JSON files
🛠️ Developer Tools
(1)
ad-supported
17
Json To Table
Json To Table
Json To Table
by khaja hussain
Free
🛠️ Developer Tools
(0)
18
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
🛠️ Developer Tools
(12)
freemium
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
Widget Construction Set
Widget Construction Set
Widget Construction Set
Dynamic Web Widgets
Free

Create custom widgets for your device's Home Screen using web-hosted widget.json files. This app allows for extensive customization without needing separate applications for each widget.

Create custom widgetsUse web-hosted widget.jsonNo additional apps needed
🔧 Utilities
(6)
free with in-app purchases

FAQ about Json Widget

Are there free json widget apps for iPhone?
Yes — 19 of the top json widget apps we rank are free to download, including Widgeta: JSON Widgets and API Widget.
Widgeta: JSON Widgets has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ json widget apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.