FEATURES • Gameplay based on Cryptex • Free classic mode • Daily bonus rewards • Free hints for each 5 levels • Best exercise for the brain • Game saves • Support both Phones and Tablets • Free update! More levels and game modes coming soon! Stay tuned! N.B. The word cryptex is a neologism coined by the author Dan Brown for his 2003 novel The Da Vinci Code, denoting a portable vault used to hide secret messages. Origin of word: formed from Greek κρυπτός kryptós, “hidden, secret”.