Standalone Alberti Disk & Pi Cipher Simulator

Alberti Disk Visualizer

Step: 0 / 0

Outer Ring (Black) is fixed. Inner Ring (Red) rotates.
Top pointer shows alignment shift for the active step.

Operation Mode:

Encipher Mode Decipher Mode

Inner Ring Custom ASCII Alphabet:

Initial Alignment (Outer 'A' matches Inner Character):

Shift Sequence (e.g. Digits of Pi, spaces optional):

Shifting Method:

Progressive (Accumulative) Absolute (Reset each turn)

Plaintext Message:

Ciphertext Output:

...

Step-by-Step Ledger:

#	In	Pi Shift	Net Offset	Out
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