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JSON Minify & Escape

Turn JSON into a single line or an escaped string literal.

Runs locallyNo signupMobile readyCopyableFree

⇲JSON Minify & Escape

All processing happens locally

What this tool does

JSON Minify & Escape is a small utility for minifying and escaping JSON, results are produced instantly with no page reload and nothing is sent to a server.

Paste your content, press the main button, then copy or download the output from the corner of the panel.

How to use it

  1. Paste or type your content into the input field at the top, or press the sample button to load demo data.
  2. Adjust the options below the input, such as output format, separators, letter case or precision.
  3. Press the main button to run the conversion. Results appear instantly in the output panel without a page reload.
  4. When the result looks right, use the copy button in the corner, or download it as a local file.

Tips and notes

Clean up stray spaces and line breaks before pasting for more accurate results.

FAQ

No. Only redundant whitespace and line breaks are removed, so the JSON semantics stay identical.
Paste it straight into a string literal in Java, C#, Python or JavaScript and add the surrounding quotes your language expects.
Yes. The tool is completely free with no usage limits, and you never need an account or a sign-in.
No. All processing runs locally in your browser, so the input never reaches a server and is never logged or stored.
Yes. The layout is mobile-first, so inputs and buttons stay comfortable on phones and tablets in both orientations.
Yes. A copy button in the output panel puts the result on your clipboard, and you can also download it as a text file.

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