JSON Minifier

Minify JSON online for free. Remove whitespace and create compact JSON that runs in your browser.

Result will appear here...

Processing happens locally in your browser. Do not paste passwords, API keys, or confidential data.

How to use

Paste your JSON into the input area.
Click Minify JSON.
Copy or download the compact result.

Example

{
  "name": "John",
  "age": 25
}

Output

{"name":"John","age":25}

FAQ

Will minifying change my data values?

No. Minifying only removes unnecessary whitespace while keeping the same JSON structure and values.

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