Unicode Escape Converter (\uXXXX)
Developer ToolsTurn text into \u escapes and back
Embed this tool on your websiteFree
- Choose how tall the frame should be.
- Press Copy code.
- Paste it into your page, blog, WordPress or Notion HTML block.
The tool runs inside your visitor's browser, nothing is uploaded, and a small "Powered by ToolCloak" line stays under it. The second line (script) is optional: it makes the frame fit the tool's height.
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History
All history →Unicode Escape Converter (\uXXXX) — at a glance
Escape or unescape text with \u sequences.
How to use it — step by step
Your text, or a string full of \u escapes.
Add your text
Paste or type your input into the box. The Sample button fills in an example.
Choose the options
Pick the mode and settings you need. Results update when you run the tool again.
Press Convert
The result is made instantly inside your browser.
Copy the result
Use the Copy button, or send it to another tool.
Pro tips
Small things that make the result better.
Quick facts
Frequently Asked Questions
Where do I use \u escapes?+
In JSON, JavaScript, Java and many other languages to write any character with plain ASCII.
What about emoji?+
JSON and Java write them as two \u codes. The decoder joins them back.
Is my data safe?+
Yes. Everything runs inside your own browser. Your text, files and images are never uploaded to any server.
Is this tool really free?+
Yes — completely free, no signup, no watermark and no usage limit.