Prose & Codes

In support of Project Gutenberg, a volunteer effort to digitize, archive, and distribute works of literature

• Master one of the oldest forms of encryption: the substitution cipher
• Decode over 350 hand-selected excerpts from literary classics both well-known and obscure
• Get a taste of 7 beloved genres, from nostalgic children’s stories to bone-chilling tales of horror
• Like what you decoded? Every book is free to read and download online–and only one click away!
• Share the joy of reading–10% of every sale is donated to Project Gutenberg, an online library of over 60,000 free ebooks
• Enjoy a soothing, contemplative piano soundtrack
• Rest your eyes with dark mode and optional enlarged cipher text
• Choose between four difficulty settings