Hex String Converter
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Last updated: 2026 · Free online tool
What is Hex String Converter?
Free online tool to convert between text and hex strings with 5 format options
How to Use
- 1 Select Direction — Choose text-to-Hex or Hex-to-text.
- 2 Select Format — Choose your preferred Hex format (spaces, 0x prefix, etc.).
- 3 Copy Result — Copy the converted result.
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Frequently Asked Questions
Five formats: FF FF (space), FFFF (continuous), 0xFF (prefix), \xFF (escape), FF, FF (comma).
Yes, characters are converted to Hex using UTF-8 encoding.
Yes, you can choose uppercase (FF) or lowercase (ff).
When converting Hex to text, various formats (0x, \x, spaces, commas) are automatically recognized.
No. All conversion is done in the browser.