What is the Tools69 JSON Formatter?

A free online JSON formatter that beautifies and indents your JSON data with proper formatting for easy reading.

How do I format JSON online?

Upload a JSON file or paste your JSON. The formatter instantly displays a pretty-printed version with proper indentation.

Can I switch between minified and formatted JSON?

Yes. The editor shows raw JSON on the left and formatted JSON on the right. You can edit either side.

Yes. All processing happens locally in your browser. Your data never leaves your device.

Is the JSON Formatter free?

Yes. It is completely free with no registration required.

Is there a file size limit?

There is no fixed file size limit. Since all processing happens directly in your browser, the maximum file size depends on your device's available memory and browser capabilities. Most modern devices handle large files without any issues.

JSON Formatter

Free online JSON formatter to beautify and indent JSON data instantly.

Drag & drop your file here, or

🔒 Your files never leave your device and are never uploaded to our servers.

Frequently Asked Questions

JSON Formatter

Frequently Asked Questions

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JSON Formatter

Frequently Asked Questions

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JSON Formatter

Frequently Asked Questions

What is the Tools69 JSON Formatter?

How do I format JSON online?

Can I switch between minified and formatted JSON?

Are my files safe?

Is the JSON Formatter free?

Is there a file size limit?

Related Tools

Spreadsheet Tools

Developer Tools

Document Viewers

Images & Media

JSON Formatter

Frequently Asked Questions

What is the Tools69 JSON Formatter?

How do I format JSON online?

Can I switch between minified and formatted JSON?

Are my files safe?

Is the JSON Formatter free?

Is there a file size limit?

Related Tools

Spreadsheet Tools

Developer Tools

Document Viewers

Images & Media