Best Json Converter App

241+ iOS apps curated and reviewed

3.7 avg rating
17 free apps
Updated October 2026

Every iPhone needs a few good json converter app. We benchmark 241+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Json Converter App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1JSON Tools: XLSX CSV to JSONJSON Tools: XLSX CSV to JSONFree2.7★ (12)YesNoOct 2026
2Simple JSON ReaderSimple JSON ReaderFree2.0★ (1)NoNoMay 2026
3JaysonJaysonFree4.5★ (448)NoYesNov 2026
4Focal — JSON ViewerFocal — JSON ViewerFree—NoNoOct 2026
5Structly - JSON FormatterStructly - JSON FormatterFree4.8★ (4)NoYesNov 2026
6Converter.AppConverter.AppFree—YesNoSep 2026
7JSON & CSV ConverterJSON & CSV ConverterFree5.0★ (1)NoYesOct 2026
8JSON Editor MobileJSON Editor MobileFree3.9★ (12)NoYesOct 2026

Top Picks for Json Converter App

Simple JSON Reader#2

Simple JSON Reader by Timur Ryspekov

Simple, convenient JSON Reader
Strong Contender
🔧 Utilities
2.0(1 ratings)
Free
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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.

Jayson#3

Jayson by Simon B. Støvring

JSON editor with Shortcuts
Worth Considering
🛠️ Developer Tools
4.5😊(448 ratings)
FreeIn-App Purchases
#96in Developer Tools
Jayson screenshot 1
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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

More Json Converter App apps to explore

FAQ about Json Converter App

What is the best json converter app for iPhone?
JSON Tools: XLSX CSV to JSON tops our json converter app ranking as of October 2026, with a 2.7-star average from 12 App Store ratings, and it's free to download.
Yes — 17 of the top json converter app we rank are free to download, including JSON Tools: XLSX CSV to JSON and Simple JSON Reader.
JSON Tools: XLSX CSV to JSON shows ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 241+ json converter app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.