Shanghai-based mobile games studio, Playlithium, is pleased to announce that it's casual puzzle game King of Frogs has been downloaded over 500,000 times in less than a month, rising to the highest rankings on the App store in many countries - a top 5 family game in 62 countries and a top 5 puzzle game in 48 countries. We take advantage of this good news to release today the version 2.1 update p... more.