Cipher Decoders & Encoders

Online tools to encode and decode various ciphers. Perfect for CTF challenges, cryptography puzzles, and learning about different encryption methods.

Bill Cipher Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Bill Cipher, a substitution cipher from the show Gravity Falls.

Birds on a Wire Cipher Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Birds on a Wire Cipher, a substitution cipher where letters are...

Chinese Code Cipher Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Decode messages using the Chinese Code cipher, a unique scout code based on intersecting vertical an...

Daggers Alphabet Cipher Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Daggers Alphabet cipher, a substitution cipher that uses dagger...

Dancing Men Cipher Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Dancing Men Cipher, a substitution cipher from the Sherlock Hol...

Enderwalk Language Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Enderwalk Language cipher, a mysterious alien-like script inspi...

Gravity Falls Color Code Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Gravity Falls Color Code cipher, a vibrant substitution cipher ...

Gravity Falls Rune Cipher Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Gravity Falls Rune Cipher, a mystical substitution cipher from ...

Gravity Falls The Author Cipher Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Decode messages using the Gravity Falls The Author cipher, a unique substitution cipher based on the...

Gravity Falls Theraprism Cipher Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Decode messages using the Gravity Falls Theraprism cipher, a unique substitution cipher based on the...

Hexahue Alphabet Cipher Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Hexahue Alphabet Cipher, a substitution cipher where letters ar...

Pigpen Cipher Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Pigpen cipher, a simple substitution cipher that uses symbols t...

Standard Galactic Alphabet Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Standard Galactic Alphabet, a fictional writing system from Min...

Tic-Tac-Toe Cipher Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Tic-Tac-Toe cipher, a grid-based substitution cipher that uses ...

Unown Pokemon Alphabet Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Unown Pokemon Alphabet cipher, featuring the mysterious letter-...

Wingdings Font Cipher Encoder/Decoder

A symbol A
B symbol B
C symbol C
D symbol D
E symbol E
...

Encode and decode messages using the Wingdings Font Cipher, a substitution cipher that uses Wingding...