The suit is the first time Samsung has faced such scrutiny from Epic.

Epic Games has launched another lawsuit in pursuit of its goal of selling its apps direct rather than through platform owners' app stores – this time placing Samsung in its sights.

A complaint [PDF] filed on Monday points out that Google's Play store is installed on most of the world's Android smartphones other than those sold in China, and is the source of 80 percent of app downloads.

Epic alleges that Samsung's own Galaxy Store makes it onto 40 percent of 'droids but accounts for just one percent of apps.

"The lack of competition between Samsung and Google is no coincidence," the complaint alleges, going on to argue that the two tech giants have reached a cozy deal whereby Google shares revenue with Samsung, contingent on the Korean giant pulling its punches in the app store market.

Of particular interest to Epic is a feature Samsung includes in ...