In Boulder Dash -- Rocks! playerd have to collect a certain number of diamonds while avoiding falling objects, traps and besting enemies in order to open and discover the exit, before time runs out. There are a number of helpful tools made available to players such as bombs or laser guns which can be loaded with different types of ammunition. These lasers provide the player with different temporary powers, such as the ability to freeze enemies, destroy boulders and even pull diamonds and other distant objects towards the player.

In addition to the classic single-player mode, Boulder Dash -- Rocks! offers a multi-player mode as well as three additional game modes for a total of five play modes.