JSON Formatter

Prettify, minify, and validate JSON with syntax highlighting. Instant error detection.

How to use this tool▼

Step 1: Paste your raw JSON into the text area.

Step 2: Choose your indent size (2 or 4 spaces) using the chips.

Step 3: Click Prettify to format with indentation, or Minify to compress into a single line.

Step 4: Use Copy to Clipboard or Download .json to save the result.

Invalid JSON will show the exact error location so you can fix it quickly.

Paste your JSON

Indent:

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