JSON Minifier
Remove whitespace from valid JSON to shrink payloads.
Paste JSON and download a compact single-line result.
What is JSON minify?
Minifying serializes JSON without extra spaces or newlines.
How to minify JSON
- 1
Paste JSON
Enter valid JSON to compact.
- 2
Minify
Whitespace and indentation are removed while preserving values.
- 3
Copy or download
Use the compact output in APIs or storage.
JSON Minifier FAQ
Does minify change values?
No. Only insignificant whitespace is removed after a successful parse.
Pretty-print again?
Use JSON Formatter to expand minified JSON.
Uploaded?
No.
Related tools?
JSON Formatter; JSON to CSV.