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ASCII code converter
Convert ASCII text to decimal codes or codes back to text.
Plain text
UTF-8 text
Browser only
Your input and output are processed in this browser. They are not uploaded for processing. No account is required.
This tool needs JavaScript. If it does not load, refresh the page and try again.
How to use this tool
- Paste your input in the labelled field.
- Choose the operation and settings that match your task.
- Run the tool, review the result and download it if needed. All processing stays in your browser.
Examples
ABC ↔ 65 66 67
Limitations
Only values 0–127 are ASCII.
Use UTF-8 hex or binary for non-ASCII Unicode text.
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