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JSON Minifier
Remove all whitespace from JSON for the smallest possible payload. Free, instant minification.
About this tool
Minify JSON by removing all unnecessary whitespace, newlines, and indentation. This produces the smallest possible valid JSON string, ideal for API payloads, configuration storage, URL parameters, and any context where data size matters. A typical formatted JSON file shrinks by 30-50% when minified, purely from removing whitespace characters.
FAQ
Does minifying JSON change the data?
No. Minification only removes whitespace. The data content is identical — any JSON parser will produce the same result from both the formatted and minified versions.
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