https://www.theguardian.com/technology/2021/may/11/apple-accused-of-breaking-uk-competition-law-by-overcharging-for-apps

As many as 19.6 million users could be eligible for compensation, with damages of £1.5bn sought

Apple is facing a billionpound legal claim after being accused of breaking UK competition law by overcharging millions of people for apps on its App Store.