DeveloperRuns locally · No upload

JSON String Escaper

Escape special characters in strings for safe JSON embedding, or unescape JSON string values back to plain text.

Private by design

Everything runs in your browser. Your input is never uploaded, stored, or logged on our servers.

Works offline after load

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Frequently asked questions

Is this tool free?+

Yes. Every Utiliio utility is free with no sign-up, usage limits, or paywalls.

Do you store my data?+

No. Processing happens entirely in your browser. Your input never leaves your device.

Can I use this tool offline?+

Yes. Once the page loads, most tools continue working without an internet connection.