Mobile development startup Massive Damage has released a new location-based MMORPG for the iPhone and iPod touch. Please Stay Calm puts the player in the role of a survivor of a futuristic zombie apocalypse where they must travel with their iPhone to explore real-world locations to scavenge for essential supplies, hunt zombies and build outposts and safehouses. As players progress and level up in the game they can choose from an expanding arsenal…
