About this tool
The formatter makes compact JSON easier to read, or removes whitespace when you need a smaller representation.
How to use it
- Paste JSON or choose a file.
- Select an indentation size and beautify, or choose minify.
- Copy or download the result.
Common uses
Useful for reviewing API payloads, cleaning configuration files, and preparing JSON for debugging or storage.
Private by default
This tool runs entirely in your browser. Nothing you paste or open is sent to our servers.