Best Json Editor Apps

249+ iOS apps curated and reviewed

3.8 avg rating
18 free apps
Updated September 2026

Out of 249+ json editor apps on iOS, 18 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 Json Editor Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1JSON Tools - View EditJSON Tools - View EditFree1.0★ (1)YesYesSep 2026
2Koder Code EditorKoder Code EditorFree4.6★ (12K)NoNoSep 2026
3JaysonJaysonFree4.5★ (425)NoYesSep 2026
4JSON Pilot: Viewer & EditorJSON Pilot: Viewer & EditorFreeNoYesSep 2026
5JSONEditor - JSON ViewerJSONEditor - JSON ViewerFree4.3★ (12)NoYesSep 2026
6JSON Editor MobileJSON Editor MobileFree3.9★ (11)NoYesAug 2026
7JSON View : Editor & FormatterJSON View : Editor & FormatterFreeNoNoSep 2026
8JSON Viewer, Editor & FormatJSON Viewer, Editor & FormatFreeYesYesJul 2026

Top Picks for Json Editor

JSON Tools - View Edit#1

JSON Tools - View Edit by OKAN KAYCI

Pro JSON editor for devs
1.0(1 ratings)
FreeAdsIn-App Purchases
JSON Tools - View Edit screenshot 1
JSON Tools - View Edit screenshot 2
JSON Tools - View Edit screenshot 3
JSON Tools - View Edit screenshot 4
JSON Tools - View Edit screenshot 5
JSON Tools - View Edit screenshot 6

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.

Koder Code Editor#2

Koder Code Editor by Reny Mustika

(S)FTP, Dropbox, Webdav, SSH
Strong Contender
🛠️ Developer Tools
4.6😐(12K ratings)
Free
#27in Developer Tools
Koder Code Editor screenshot 1
Koder Code Editor screenshot 2
Koder Code Editor screenshot 3
Koder Code Editor screenshot 4

A powerful code editor for mobile devices, offering syntax highlighting for over 80 languages, remote file access, and a built-in terminal. Perfect for developers who need to code on the go with a well-designed interface.

What We Love

  • 🚀 Great for coding on the go
  • 👍 Clean and intuitive UI
  • 🚀 Efficient file management
  • 🚀 Supports multiple file formats
  • 🚀 Seamless cloud integration

Room to Improve

  • 🐛 Crashes and stability issues
  • 🐛 Bugs when switching between apps
  • 🐛 File corruption and data loss
  • 🐛 Unreliable SFTP/SSH connections
  • 🐛 Lack of customization options
Jayson#3

Jayson by Simon B. Støvring

JSON editor with Shortcuts
Worth Considering
🛠️ Developer Tools
4.5😊(425 ratings)
FreeIn-App Purchases
#94in Developer Tools
Jayson screenshot 1
Jayson screenshot 2
Jayson screenshot 3
Jayson screenshot 4
Jayson screenshot 5
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

More Json Editor apps to explore

FAQ about Json Editor

What are the best json editor apps for iPhone?
JSON Tools - View Edit tops our json editor apps ranking as of September 2026, with a 1.0-star average from 1 App Store ratings, and it's free to download.
Yes — 18 of the top json editor apps we rank are free to download, including JSON Tools - View Edit and Koder Code Editor.
JSON Tools - View Edit shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ json editor apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
JSON Tools is currently available for iPhone and iPod devices. It is designed for the iOS ecosystem.
The latest version of JSON Tools was released on May 14, 2026, indicating active development and regular updates. Users can expect ongoing improvements and bug fixes.

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