Leet Speak (1337) Converter

Convert text to leet speak and back with multiple difficulty levels

Text → 1337 Speak
Leet Level
Input Text
Enter normal text to convert to leet speak
0 characters
Output Leet Speak
Converted leet speak
0 characters
About Leet Speak (1337)

Leet speak (1337 speak) is an alternative alphabet for many languages that is used primarily on the Internet. It uses various combinations of ASCII characters to replace Latinate letters.

Origins:

  • Originated in the 1980s bulletin board systems (BBS)
  • Used by hackers and gamers to bypass word filters
  • Became popular in online gaming communities
  • Now used for fun, style, and internet culture

Common Uses:

  • Gaming usernames and clan tags
  • Online forum posts and comments
  • Social media posts for style
  • Password obfuscation (though not recommended for security)