UTF-8 Converter

How it works

How to use the UTF-8 Converter

1. Paste or open your input

   Type, paste or drop a file into the left editor — or press Sample to try it.

2. Adjust the options

   Use the options in the toolbar; the result updates as you type.

3. Copy or download the result

   Copy or download the output — or press Swap to convert in the other direction.

About the UTF-8 Converter

See exactly how text is encoded in UTF-8: escaped bytes (\xC3\xBC), hex, decimal, binary, percent-encoding, or a per-character table with code points. Great for debugging mojibake and encoding bugs.

Built for developers

Why developers use it

• Private by design

  Runs 100% in your browser. Nothing you paste is uploaded, logged or stored on a server.

• Instant results

  Output updates as you type, with precise error locations when something is wrong.

• Works offline

  Once loaded, the tool keeps working without a connection. Install it as an app if you like.

• Free, no sign-up

  No accounts, no limits, no watermarks.

FAQ

Frequently asked questions

Keep going

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