Nokia's series of Snake games, were immensely popular games with Nokia users. The orginal, snake, is still considered one of the great, classic games of Nokia. Nokia is well known for putting Snake on most of their phones. Versions include:
Snake
The original game, for monochrome phones. Graphics consisted of black squares, and it had 4 directions. An example of a phone with it installed is the Nokia 6110 or the Nokia 3210. It was programmed in 1997 by Taneli Armanto, a design engineer in Nokia.
Snake 2
Snake II - Also included on monochrome phones. Snake improved to a snake pattern, introduction of bonus bugs, a 'cyclical' play area (where crossing through one boundary would have you appear on the opposite side) and mazes (obstacle walls placed within the play area). An example of a phone with it installed is the Nokia 3310.