Leetspeak (1337) Converter

Convert normal text to leetspeak (1337 speak) or decode leetspeak back to normal text. Perfect for gaming, online communities, and retro internet culture.

0 characters • 0 words

Leetspeak Character Reference

Basic Level

a → 4
e → 3
i → 1
o → 0
s → 5
t → 7

Moderate Level

b → 6
g → 9
l → 1
z → 2
+ Basic level

Advanced Level

c → (
d → |)
f → |=
h → |-|
m → |V|
+ Full alphabet

Extreme Level

a → 4, @, ^
s → 5, $, §
t → 7, +, †
w → vv, \\/\\/, uu
Multiple variants

Example Conversions

Normal
Hello World
Basic
H3110 W0r1d
Advanced
H3110 W0|21d
Extreme
H3770 W0®7|)
Normal
Leetspeak
Basic
L335p34k
Advanced
L3375|*34|<
Extreme
73375|*3^|(
Normal
Game Over
Basic
G4m3 Ov3r
Advanced
94|V|3 0v3|2
Extreme
94/\/\3 0√3®
Normal
Welcome
Basic
W31c0m3
Advanced
vv31(0|V|3
Extreme
\/\/31(0/\/\3

About Leetspeak (1337 Speak)

Leetspeak (1337 speak) is a form of internet slang that replaces letters with numbers and symbols. It originated in the 1980s and became popular in online gaming and hacker communities.

Common Uses

  • • Online gaming usernames
  • • Forum posts and comments
  • • Bypassing text filters
  • • Retro internet culture

Features

  • • Multiple intensity levels
  • • Bidirectional conversion
  • • Random variant selection
  • • Capitalization preservation