JSON Viewer & Editor 2026

JSON Viewer & Editor is a complete mobile tool for developers, API testers, and data analysts who work with JSON data.

Easily view, edit, format, validate, and share JSON files directly on your Android device with a clean Material 3 interface.

⚡ Key Features

• Multi-tab editor: Input, Output and Form views

• Real-time JSON validation with error line highlighting

• Beautify or minify JSON with custom indentation

• Sort keys alphabetically or by type/value

• Case transform: camelCase / snake_case / PascalCase

• Syntax highlighting, line numbers, undo/redo

• Import from clipboard, file, or URL

• Export as JSON, TXT, PDF, or HTML

• Share formatted JSON or QR code

• Tree view with collapse/expand nodes

• Auto-fix common syntax errors

• Multiple themes (Light, Dark, System + color schemes)

• Font customization and text size control

• Help guide and intro tutorial

💎 Pro Plan (One-Time Purchase)

• Remove all ads (banner + rewarded)

• Unlock Data Buckets (reusable JSON snippets)

• Full Form Editor access (add / edit / delete fields)

• Early access to new features

All data remains local — no cloud collection.

Start formatting your JSON like a pro today!