Features
Readable formatting
Turn compact JSON into indented output that is easier to scan.
Structure preserved
Format the JSON without changing its keys or values.
Useful for API data
Inspect API responses, config files, logs, and copied JSON snippets.
Copy-ready output
Use the formatted result in your editor, docs, tests, or notes.
How to use it
Paste JSON
Add valid JSON into the input field.
Format it
Run the app to apply readable indentation.
Review the result
Copy the formatted JSON for debugging, documentation, or editing.
Common questions
No. This formatter expects valid JSON. Use JSON Fixer if the JSON is broken.
No. It changes whitespace and indentation so the structure is easier to read.
Yes. Paste a JSON response from an API and format it for easier inspection.
Platform basics
For this app, inputs and outputs are kept for up to 1 day. After that, they are deleted from our servers.
See the Privacy Policy and Terms. They explain what is stored, when it is deleted, and when third-party providers are involved.
If an app execution fails, the cost of that failed run is automatically refunded to your balance.
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