An idea that grew into a project. With one module for each of three major cipher types, this program can help you work out vexing problems, or solve the day’s cryptogram.


  • Parses and removes extraneous characters – set and forget
  • Letter frequency shown with color codes – easy to quickly pick out common letters

Watch for:

  • Word recognition (for standard substitution)
  • Word pattern recognition for cryptogram

Check out:

Cryptogram Corner