In Big Tower Tiny Square, players navigate a large, intricately designed tower filled with deadly traps and obstacles, requiring precision and skill to progress through each section. The gameplay is structured around single-screen levels, where each obstacle is carefully placed to challenge the player's abilities.

The storyline of Big Tower Tiny Square revolves around the protagonist, Tiny Square, who must rescue their best friend, Pineapple, from the clutches of the villainous Big Square, who has taken them to the top of the tower.

Big Tower Tiny Square stands out with its meticulous level design, Steam leaderboards for competitive play, and a variety of checkpoints that make the game accessible for both casual and hardcore players. The game also features controller support and a unique background music track, enhancing the overall experience.