Best Json Pro Free Apps

236+ iOS apps curated and reviewed

4.0 avg rating
20 free apps
Updated June 2026

Every iPhone needs a few good json pro free apps. We benchmark 236+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Json Pro Free

JSON FORMATTER PRO#1

JSON FORMATTER PRO by Creative Greenlight LLC

Syntax Error Highlighting
Editor's Choice
🔧 Utilities
4.9(55 ratings)
Free
JSON FORMATTER PRO screenshot 1
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JSON FORMATTER PRO screenshot 6

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.

Unzip - zip,rar,7z file opener#2

Unzip - zip,rar,7z file opener by 书勇 贾

files extractor, compressor
Strong Contender
📊 Productivity
4.6😐(53K ratings)
FreeAdsIn-App Purchases
Unzip - zip,rar,7z file opener screenshot 1
Unzip - zip,rar,7z file opener screenshot 2
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Unzip is a versatile zip file management tool that can extract ZIP, RAR, 7Z, TAR, and more. It supports creating encrypted ZIP archives, importing media for compression, viewing documents, playing media files, and offers file backup and transfer options via USB, WiFi, and cloud storage services. Explore its comprehensive functionality now!

What We Love

  • 🚀 Easy to use
  • 👍 Useful features
  • 🚀 Quick file extraction
  • 🚀 Versatile file support

Room to Improve

  • 🐛 Crashes and stability issues
  • 💸 Intrusive ads
  • 🔒 Privacy concerns

More Json Pro Free apps to explore

4
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)
5
HTTPBot: API & HTTP Client
HTTPBot: API & HTTP Client
HTTPBot: API & HTTP Client
Make Requests, Debug APIs
Free

HTTPBot is a powerful application for managing HTTP requests with advanced features. Simplify your web development tasks with this all-in-one tool for sending and receiving HTTP requests effortlessly. Try it now for seamless HTTP client functionality.

🛠️ Developer Tools
(1.3K)
6
JSONEditor - JSON Viewer
JSONEditor - JSON Viewer
JSONEditor - JSON Viewer
JSON Editor, Formatter
Free

This powerful JSON editor allows developers to import, view, and edit JSON data with ease, featuring syntax highlighting and a clear tree view. Subscribe now to access advanced features and take your JSON editing to the next level.

🛠️ Developer Tools
(6)
7
JSON Viewer & Editor
JSON Viewer & Editor
JSON Viewer & Editor
Format, Validate & Convert
Free
🛠️ Developer Tools
(0)
8
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)
9
JSON Master: Editor & Viewer
JSON Master: Editor & Viewer
JSON Master: Editor & Viewer
JSON to CSV, XML, Excel Tool
Free
📊 Productivity
(3)
10
JSON Brace for Safari
JSON Brace for Safari
JSON Brace for Safari
Powerful JSON viewer
Free
$1.99 | 100% OFF

This application turns unreadable JSON responses into beautifully formatted, navigable data structures, allowing users to easily explore and debug JSON data on any webpage. Download for free to access core features, or upgrade to Pro for advanced tools like lightning-fast search and custom expansion levels.

🛠️ Developer Tools
(2)
11
JSON Designer
JSON Designer
JSON Designer
Modeling better Documentation
Free

Create visual representations of JSON structures as object-oriented models with a design tool that offers features such as graphical modeling, export options, and code generation. Start modeling now and simplify your JSON documentation process with a free core feature and optional paid code generators.

📊 Productivity
(10)
12
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)
13
JSON Viewer & Formatter
JSON Viewer & Formatter
JSON Viewer & Formatter
JSON Viewer - JSON Formatter
Free
🔧 Utilities
(0)
14
Translate Free - Language Translator & Dictionary
Translate Free - Language Translator & Dictionary
Translate Free - Language Translator & Dictionary
by myLanguage
Free

Translate Free is a versatile language translation application that allows users to effortlessly translate text or speech between various languages. With user-friendly interfaces and accurate translation results, this app is your go-to tool for breaking language barriers. Experience seamless communication today!

✈️ Travel
(13K)
15
FreeScanner
FreeScanner
FreeScanner
Just a barcode / QR scanner
Free

FreeScanner is a versatile barcode and QR scanner application that supports various code formats. Enjoy instant access to helpful information through Quicklookup after scanning. For inquiries or feedback, contact alexander@unruh.it.

🔧 Utilities
(904)
16
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)
17
JSON & CSV Converter
JSON & CSV Converter
JSON & CSV Converter
csv to json converter
Free
🔧 Utilities
(0)
18
JSONSpruce
JSONSpruce
JSONSpruce
JSON Formatter for Safari
Free
🛠️ Developer Tools
(0)
19
JSON Viewer, Editor & Format
JSON Viewer, Editor & Format
JSON Viewer, Editor & Format
JSON Viewer and Mobile Editor
Free
📚 Education
(0)
20
JSON Beautifier - Clean Data
JSON Beautifier - Clean Data
JSON Beautifier - Clean Data
Prettify and format your JSON
Free
📚 Education
(0)