價格：免費
檔案大小：130.4 MB
版本需求：需要 iOS 7.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Time your shots just right and defend the world from hostile invaders in this retro-inspired endless arcade game. Use simple one tap controls to blast away a variety of alien enemies each with their own movement pattern. Make sure you don't miss!
Unlock 20+ new themes and weapon visuals. Compete with friends online for the highest score and dominate the leaderboards. Blast the alien onslaught away and save the planet!
支援平台：iPhone, iPad