Hex to Text Converter Developer
Turn hexadecimal bytes back into readable text, whatever separators they arrived with.
Hex to Text Converter is a free online tool that turn hexadecimal bytes back into readable text, whatever separators they arrived with. It runs entirely in your web browser using plain JavaScript, so files are processed on your own device and never uploaded to a server. There is no sign-up, no file size limit imposed by the site, no watermark and no paid tier.
- Price
- Free — no account, no quota, no watermark
- Category
- Developer
- Where it runs
- In your browser, on your device
- Files uploaded
- None
- Technology
- plain JavaScript
- Settings
- None — it just works
- Works offline
- Yes, after the first visit
About Hex to Text Converter
Hexadecimal arrives in every possible layout — space-separated, comma-separated, `0x`-prefixed, in colon-separated pairs from a network capture, or as one unbroken run. All of those are normalized before decoding. Two failures are reported rather than papered over: an odd number of digits, because every byte needs exactly two, and bytes that are not valid UTF-8, which almost always means the data is binary rather than text.
How to use it
- Paste the text you want to run through hex to text converter.
- There is nothing to configure — the result updates as you type.
Under the hood
| Runs on | plain JavaScript — runs the whole thing |
Questions
Why does it say my bytes are not valid UTF-8?
Because they are probably not text. Decoding is strict on purpose — the lenient alternative replaces every invalid sequence with U+FFFD and hands back a string of question-mark diamonds that looks like a decoding bug rather than the real answer, which is that you have an image or a compressed blob.
It says I have an odd number of digits.
A byte is exactly two hex digits, so an odd count means one is missing — usually a leading zero dropped somewhere upstream, or a truncated copy. Check the start of the input first.
Are separators a problem?
No. Spaces, commas, semicolons, colons, pipes and `0x` prefixes are all stripped before decoding, so paste whatever format you have.