Puzzle + printable game makers
Cryptogram Maker
Paste your own short passage to make a substitution cipher puzzle. The same letter maps consistently throughout the text.
Preview
Choose US Letter paper and print at 100% scale. Your browser can also save to PDF.
How it works
The substitution is a complete one-to-one A–Z mapping with no fixed points. Punctuation, numbers, and line breaks are preserved. This is a game, not secure encryption.
Privacy and limits
Your entries and generated puzzle stay in this browser tab. This tool has no account, upload, cloud save, or sharing feature. Closing or resetting the page discards the current puzzle. Printing is handled by your browser; check paper size and scale before using printed copies.
Related: all puzzle tools and randomizers.