How do I compare two JSON files online?

Paste or upload JSON into the left and right panels in JsonDiff Studio, then enable Show Differences. Missing keys appear in red, new keys in green, and changed values in orange.

Is JsonDiff Studio free to use?

Yes. JsonDiff Studio is a completely free online JSON compare and diff tool with no signup required.

Can JsonDiff Studio handle large JSON files?

Yes. The tool supports large JSON documents with optimized processing, live validation, and progress indicators during compare and format operations.

JsonDiff Studio

Free online JSON compare, diff, format & validate

Left

{ }

No JSON yet

Paste with Ctrl+V or start from scratch:

Sync

Transform

Show Differences

Right

[ ]

No JSON yet

Paste with Ctrl+V or start from scratch: