JSON Minifier

Strip whitespace to shrink JSON to a single compact line.

JSON input

minified JSON output

How to use JSON Minifier

Paste or upload your JSON data.
Click Minify JSON.
Copy or download the minified JSON result.

JSON Minifier

Minifying JSON removes all unnecessary spaces and line breaks to reduce payload size for APIs and storage. Runs entirely in your browser.

Is my data uploaded?: No. The conversion runs entirely in your browser using JavaScript.
Is there a size limit?: Only your device's memory; there are no server-side limits.

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