PRIVATE ENCODING TOOLBOX
ASCII Converter
Convert ASCII text and decimal character codes.
Encoding changes representation, not meaning or security. Results are generated locally and are not encryption.
A
ASCII
Convert ASCII text and decimal character codes.
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QUICK GUIDE
How to convert ASCII text and character codes
ASCII assigns decimal values 0–127 to English letters, digits, punctuation, and control characters. Use UTF-8 tools instead when the text contains accented, CJK, or emoji characters.
Local processing
Nothing you enter or upload is sent to a server, saved, or shared.
Nothing you enter or upload is sent to a server, saved, or shared.
Use it in three steps
- Choose Text to codes or Codes to text.
- Enter ASCII text or decimal values separated by spaces or commas.
- Copy the converted output.
Practical example
ExampleQR → 81 82
Format limitsStrict ASCII is limited to values 0 through 127.
Common errorsNon-ASCII characters and values outside 0–127 are rejected.
Frequently asked questions
Is ASCII the same as Unicode?
ASCII is a small subset of Unicode.
Can it encode Chinese?
No. Use Unicode, hex, or Base64 instead.
Can codes use commas?
Yes. Spaces and commas are accepted separators.