Best Jsonconvertertools Apps

193+ iOS apps curated and reviewed

3.9 avg rating
20 free apps
Updated May 2026

Out of 193+ jsonconvertertools apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Jsonconvertertools Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1JaysonJaysonFree4.5★ (425)NoYesSep 2026
2Unit Converter - Best Unit AppUnit Converter - Best Unit AppFree4.8★ (193K)YesYesSep 2026
3HTTPBot: API & HTTP ClientHTTPBot: API & HTTP ClientFree4.5★ (1.3K)NoYesSep 2026
4myConvert LitemyConvert LiteFree4.8★ (42)YesNoSep 2026
5JSON DesignerJSON DesignerFree3.3★ (10)NoYesMay 2026
6Json Viewer-View and Edit JsonJson Viewer-View and Edit JsonFree4.4★ (48)YesNoSep 2026
7JSON FORMATTER PROJSON FORMATTER PROFree was $2.994.9★ (55)NoNoJul 2026
8Converter: Units & CurrenciesConverter: Units & CurrenciesFree4.8★ (761)NoNoSep 2026

Top Picks for Jsonconvertertools

Jayson#1

Jayson by Simon B. Støvring

JSON editor with Shortcuts
4.5😊(425 ratings)
FreeIn-App Purchases
#77in Developer Tools
Jayson screenshot 1
Jayson screenshot 2
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Jayson screenshot 6

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

  • 👍 Elegant and intuitive JSON editing interface
  • 🎯 Perfect for FNF mod development and updates
  • 📱 Excellent iOS implementation with native feel
  • 🔧 Powerful JSON manipulation capabilities
  • ⚡ Great Shortcuts and URL scheme integration
  • 📂 Effective file navigation and viewing
  • ✨ Beautiful UI design and visual presentation
  • 🆓 Free core functionality available
  • 🎨 Tab support for multiple files
  • 💪 Lifesaver for developers and power users

Room to Improve

  • 🐛 Frequent crashes and instability issues
  • 🔋 High battery consumption and device heating
  • ❌ Missing search functionality
  • 📵 Safari browser support issues
  • 🔒 Limited free features, paywall for advanced options
  • ⚙️ Confusing UI navigation on iPhone
  • 🤔 Steep learning curve for some users
  • 📊 Poor performance with large files
  • 😞 Inadequate customer support and response times
Unit Converter - Best Unit App#2

Unit Converter - Best Unit App by Alan Mrvica

Convert All Units and Currency
Strong Contender
✈️ Travel
4.8😊(193K ratings)
FreeAdsIn-App Purchases
#79in Travel
Unit Converter - Best Unit App screenshot 1
Unit Converter - Best Unit App screenshot 2
Unit Converter - Best Unit App screenshot 3
Unit Converter - Best Unit App screenshot 4
Unit Converter - Best Unit App screenshot 5
Unit Converter - Best Unit App screenshot 6

Easily convert between a wide range of units across 20 categories, including length, weight, temperature, and more. Features live currency updates for 155 world currencies, refreshed daily. Designed for simplicity and visual appeal.

What We Love

  • 🚀 Easy to use
  • 👍 Comprehensive conversions
  • 💡 Useful for travel and cooking
  • 🚀 Quick and efficient
  • 👍 Intuitive interface

Room to Improve

  • 🐛 Limited character input
  • 🐛 Difficulty with negative numbers
  • 💡 Lack of ability to quickly switch between conversions
  • 💰 Pro version not worth the cost
HTTPBot: API & HTTP Client#3

HTTPBot: API & HTTP Client by Arvindh Sukumar

API, MCP & WebSocket Debugger
Worth Considering
🛠️ Developer Tools
4.5😐(1.3K ratings)
FreeIn-App Purchases
#35in Developer Tools
HTTPBot: API & HTTP Client screenshot 1
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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
  • 👍 Useful for developers on the go

Room to Improve

  • 🐛 Crashes and bugs
  • 🔒 Lacks security features (e.g., client certificates)
  • 💰 Expensive for the limited free version
  • 🤔 Unintuitive UI and documentation
  • 🐛 Postman integration issues

More Jsonconvertertools apps to explore

FAQ about Jsonconvertertools

What are the best jsonconvertertools apps for iPhone?
Jayson tops our jsonconvertertools apps ranking as of May 2026, with a 4.5-star average from 425 App Store ratings, and it's free to download.
Yes — 20 of the top jsonconvertertools apps we rank are free to download, including Jayson and Unit Converter - Best Unit App.
Jayson has no ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 193+ jsonconvertertools apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
Jayson is a mobile application designed for viewing and editing JSON files. It provides a user-friendly interface to browse, parse, and manage JSON data directly on your device, supporting various viewing modes and comparison tools.
Key features include browsing JSON files, toggling between table and syntax-highlighted text views, a tabbed interface for easy navigation, split-screen functionality for document comparison, and integration with Siri Shortcuts and Share Sheet Actions for efficient JSON parsing.