FreeDev Tools

ASCII Converter

Convert text to ASCII decimal codes and back

ASCII (American Standard Code for Information Interchange) is a character encoding standard that assigns numeric values 0–127 to letters, digits, punctuation, and control characters. Developed in the 1960s, it remains the foundation for modern encodings like UTF-8. Converting text to ASCII codes is useful for debugging character encoding issues, inspecting control characters, and working with protocols that transmit character codes rather than characters directly.

Frequently Asked Questions

It converts each character in your text to its ASCII decimal code, space-separated. For example "Hi" β†’ "72 105".