Apple on trial: Fortnite-maker Epic Games accuses tech giant of being a 'Venus fly trap' by using its app store as a price-gouging monopoly as major antitrust trial gets underway Lawyers for Epic Games and Apple traded barbs as they outlined their cases during opening statements in federal court in Oakland, California on Monday Epic accused Apple of turning its online marketplace into a monopoly 'walled garden' that lures in developers and users before squeezing money out of them The trial revolves around the 15 to 30 percent commission that Apple charges for subscriptions and purchases made from apps downloaded from its store