RealTag | Augmented Reality Multiplayer Shooter

This game is no longer in development, but you can still play, albeit with potential bugs. RealTag is an augmented reality laser tag game playable on your phone, where you shoot other players visible on your camera, and the game detects hits. It's a multiplayer first-person shooter in AR.
FAQ
Q: Do I need special equipment?
A: No, just a phone and Wi-Fi.
Q: There are no servers.
A: All players must be on the same Wi-Fi.
Q: I'm on the same Wi-Fi, but can't connect.
A: Some Wi-Fi connections don't support multiplayer, try a Mobile Hotspot.