The Caesar Cipher Wheel is a paper cutout that can be used to perform encryption and decryption in the Caesar Cipher. However, if you don't have a printer but do have Python and Pygame installed, you can use this Caesar Cipher Wheel program to rotate a virtual cipher disk instead.

Download source and image files. (88 KB)

Download the executable for Windows (5.3 MB)

There is also an online JavaScript Virtual Cipher Wheel.

You will need Python (2 or 3) and Pygame installed to run the program. Or, if you are running Windows, you can download the win32 binary.