Ultimate JSON tool - Format, validate, compare, transform JSON with powerful features and beautiful UI for developers.
Users
4
0 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#272K
#226K among extensions
Version
2.2.0
updated 8 Feb 2026
Users
monthly, 2 years
Latest, 16 Oct 2026:4 usersMove the mouse over the chart for any month
Ratings count
monthly, 2 years
Latest, 16 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About JSON Wizard Pro
## ✨ Key Features
### 📝 **Instant JSON Formatting**
Transform messy JSON into beautifully formatted, readable code with syntax highlighting. Customize indentation (2 spaces, 4 spaces, or tabs) and get instant validation feedback with clear error messages.
### 🌳 **Visual Tree Explorer**
Navigate complex JSON structures with an interactive tree view featuring expandable nodes, visual connectors, and real-time search that highlights matching keys and values across nested objects.
### 🔄 **Smart Comparison Tool**
Compare two JSON documents side-by-side with intelligent diff detection. Instantly spot added, removed, or modified properties with color-coded highlights. Includes a convenient swap button for quick reversals.
### 🔀 **Format Conversion**
Seamlessly convert between JSON, YAML, CSV, and XML formats. Perfect for working with different APIs, configuration files, or data exports.
### ⚡ **Real-Time Validation**
Get instant feedback on JSON validity with detailed error messages, syntax checking, and automatic detection of common issues like missing commas or brackets.
### 🎯 **Productivity Boosters**
- **One-Click Actions**: Copy, download, or clear with single clicks
- **Keyboard Shortcuts**: Format (Ctrl/Cmd+Enter), Minify (Ctrl/Cmd+M), and more
- **History Tracking**: Access your last 20 formatted documents
- **Escape/Unescape**: Handle escaped JSON strings effortlessly
### 🎨 **Modern, Intuitive Design**
Clean card-based interface with smooth animations, dark/light theme support, and clear visual hierarchy. Every action is just one click away with no clutter or confusion.
### 📋 **Clipboard Integration**
Paste JSON directly from your clipboard or load from files. Copy results instantly back to your clipboard for seamless workflow integration.