Leet Speak Translator
Translate text to Leet Speak (1337) with advanced substitution options.
How it works
Transform your messages into Leet Speak (or '1337'), the classic internet dialect that replaces letters with graphically similar numbers or symbols.
Frequently asked questions
What does Leet Speak mean?
Leet Speak (or l33t) is an alternative alphabet originating in the 1980s on BBSs (Bulletin Board Systems), where letters are substituted with visually similar numbers or symbols.
What is the difference in Maximum Level Mode?
The default mode replaces only vowels and basic letters with digits (e.g., E -> 3, A -> 4). Maximum Mode extends substitutions to consonants using complex composite symbols (e.g., M -> |\/|).
Where is Leet Speak used today?
It is widely used in online gaming for creative nicknames, in geek communities, and occasionally as a simple technique to bypass automated keyword filters.