One Toolkit. Two Ways to Work.
Stop fighting large JSON payloads. Whether you need a free utility or a dedicated workspace, JSON Pro provides the speed and tools developers actually need.
JSON Pro Essentials
Free / Ad-SupportedThe full toolkit, accessible to everyone.
Shared Core Features
Every tool you need to handle JSON, included in both versions.
High Performance
Open large JSON files (10MB+) without UI lag. Optimized for real-world API logs.
Clean Editor
Line wrapping, smart indentation, and file metadata at a glance.
Transformations
Format, Minify, Sort Keys, and Change Case conventions with one tap.
Load Anywhere
Import from local storage or remote URLs with built-in history tracking.
Branched Tree View
Explore nested objects and arrays. Toggle between raw text and visual hierarchy.
Customization
Curated themes, custom HSL/A color picking, and adjustable font sizes.
Same Engine. Different Experience.
Both apps share the same codebase. Use Essentials if you need a quick, free tool. Upgrade to JSON Pro for a distraction-free environment designed for heavy daily use.