Deliver, fight, and explore Rock World in a fun, fast-paced city adventure

Jump into Rock World, a vibrant open-world city packed with unlockable content, quick challenges, and two exciting modes perfect for fans of fun open-world city delivery simulators and casual zombie survival games. Discover new areas, level up your skills, and enjoy nonstop action as you chase high scores and fresh upgrades.

Switch between Courier mode—great for players who love the best offline action adventure games—and Zombie Slayer mode, where silly weapons, escalating challenges, and endless cartoon chaos keep every run exciting. Earn cash, unlock new buildings, and push yourself to survive tougher waves with each level.

• Courier Mode: Deliver packages fast, earn cash, and unlock new buildings and upgrades.
• 30-Second Boosts: Activate speed boosts to complete as many deliveries as possible.
• Zombie Slayer Mode: Battle hordes of goofy zombies in escalating survival levels.
• Silly Weapons & Characters: Use quirky gear to clear stages and rack up rewards.
• Progressive Difficulty: Each conquered level increases the challenge and excitement.