Helix Snake Block-Double Jump is a free game available on iPhone. In this game, players swipe the screen to scroll the Snake and break the spiral bricks on the column to earn points. The objective is to break as many blocks as possible and collect more balls to become the biggest spiral snake in history. The game is simple and easy to get started, making it accessible to players of all ages and skill levels.

With its intuitive controls, players can easily navigate the Snake by swiping the screen. The gameplay is addictive, as players try to achieve higher scores and compete with their friends. The graphics are visually appealing, with vibrant colors and smooth animations. Overall, Helix Snake Block-Double Jump offers a fun and engaging gaming experience for iPhone users.