Decimal to ASCII Converter
Convert decimal character codes back to text, live as you type.
Space- or comma-separated decimal codes, one per character. Converts live as you type, entirely in your browser.
Need the opposite? Use ASCII to Decimal Converter
What is Decimal to ASCII Converter?
Type or paste space- or comma-separated decimal character codes and get the equivalent text instantly — the reverse of the ASCII to Decimal Converter above. Useful when you've got a list of character codes from a protocol spec, an old data dump, or a debugging session and need to know what text they actually spell out. Invalid entries (anything that isn't a whole number) are flagged rather than silently dropped, so you can catch a typo in a long list of codes. Conversion happens live as you type, entirely in your browser — nothing is sent to a server.
FAQ
Whole numbers separated by spaces or commas, e.g. "72 101 108 108 111" or "72,101,108,108,111".
The field is outlined in red and an error message explains that each code must be a whole number — the output is left blank until the input is fixed.
Yes — any valid decimal code point is decoded to its character, not just the 0-127 ASCII range, so you can round-trip values produced by the Unicode-aware ASCII to Decimal Converter.