Free plan includes upload and process small files, Chrome/VS Code extension, unlimited downloads, and visualization with tables and charts. Pro plan costs $2.49/month (monthly) or is available yearly, includes ad-free experience, compare and analyze data, edit JSON from diagrams, unlimited diagrams
Free tier with access to all core tools; Lite Plan at $1/month with ad-free experience
Key features
Interactive tree view with expand/collapse and color-coded syntax highlighting
Side-by-side JSON comparison with visual diff viewer
AI-powered JSON diagram generation from natural language
Convert JSON data into dynamic charts and graphs
Chrome extension for instant visualization on any webpage
Multi-format support for YAML, XML, CSV, TOML, TOON and Mermaid
REST API client with diagram visualization of responses
Customizable themes and multi-node color customization
Export diagrams as images and download graphs
Unix timestamp conversion with timezone support
Text diff with side-by-side and inline views
Time unit conversion (milliseconds, seconds, minutes, hours, days, weeks)
JSON to PHP array conversion
JSON to YAML conversion
JSON to CSV conversion
URL/Base64/Unicode encoding
QR code generation and scanning
XML validation
Regex testing
What makes it different
Supports 6+ data formats including JSON, YAML, XML, CSV, TOML and TOON in one tool
AI-powered assistant to generate and transform JSON using natural language commands
Chrome and VS Code extensions for seamless workflow integration
Privacy-first design with data stored only upon manual upload
Native mobile apps for Android and iOS for on-the-go visualization
Browser-side processing ensures fast performance and data privacy
Core tools remain free for individuals and small teams
JSON Viewer
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