Escape or unescape a string for JS/JSON string literals instantly in your browser.
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- Runs entirely in your browser — your text is never sent to a server
- Escape or unescape for JS/JSON string literals
- Free, no account required
How it works
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1
Paste the text, code, or token you want to encode or decode.
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2
Conversion happens instantly as you type.
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3
Review the result, including any decoded structure.
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4
Copy the result to your clipboard.
Why use this tool
Every dev utility, one place
Format, convert, encode, decode, and generate — no more juggling ten tabs.
100% private, always
Every tool runs in your browser — your code and data are never sent anywhere.
Works on any device
Runs on Windows, Mac, Linux, iOS, and Android — nothing to install.
Instant results
No queues, no build step — results update as you type.
Built to handle real data
Full Unicode support and RFC-compliant parsing, edge cases included.
Free, always
Free to use, with no rate limits, sign-up, or trial period.
Frequently asked questions
It follows standard JSON stringification rules, prepending backslashes to quotes, newlines, and tabs.
Standard JSON only requires double quotes to be escaped, so single quotes usually remain untouched.
No, it purely modifies the inner characters, allowing you to paste it into an existing formatted file.
No, database escaping requires entirely different rules; this tool is strictly for programming strings.
Yes, the unescape function will translate literal \n characters back into real line breaks.
From the blog
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Mastering Base64: What It Is, How It Works, and When Not to Use It
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Demystifying JSON: How to Troubleshoot Common Parsing Errors
JSON is the backbone of web APIs, but syntax mistakes can halt your code. Here is how to identify and fix missing commas, unescaped strings, and trailing characters.
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