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Best Json Editor Apps

249+ iOS apps curated and reviewed

3.5 avg rating
18 free apps
Updated October 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 (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1JaysonJaysonFree4.5★ (425)NoYesOct 2026
2JSON Tools - View EditJSON Tools - View EditFree1.0★ (1)YesYesSep 2026
3Koder Code EditorKoder Code EditorFree4.6★ (12K)NoNoOct 2026
4JSONEditor - JSON ViewerJSONEditor - JSON ViewerFree4.3★ (12)NoYesOct 2026
5JSON Editor MobileJSON Editor MobileFree3.9★ (11)NoYesOct 2026
6JSON Editor: Smart JsonJSON Editor: Smart JsonFree—NoYesOct 2026
7Smart JSON & XML EditorSmart JSON & XML EditorFree—NoNoJul 2026
8JSON Viewer and EditorJSON Viewer and EditorFree—NoYesOct 2026

Top Picks for Json Editor

Jayson#1

Jayson by Simon B. Støvring

JSON editor with Shortcuts
Editor's Choice
🛠️ Developer Tools
4.5😊(425 ratings)
FreeIn-App Purchases
#83in 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
JSON Tools - View Edit#2

JSON Tools - View Edit by OKAN KAYCI

Pro JSON editor for devs
Strong Contender
🛠️ Developer Tools
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#3

Koder Code Editor by Reny Mustika

(S)FTP, Dropbox, Webdav, SSH
Worth Considering
🛠️ Developer Tools
4.6😐(12K ratings)
Free
#22in 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

More Json Editor apps to explore

FAQ about Json Editor

What are the best json editor apps for iPhone?
Jayson tops our json editor apps ranking as of October 2026, with a 4.5-star average from 425 App Store ratings, and it's free to download.
Yes — 18 of the top json editor apps we rank are free to download, including Jayson and JSON Tools - View Edit.
Jayson has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ json editor apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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