https://techcrunch.com/2020/07/30/telegram-hits-out-at-apples-app-store-tax-in-latest-eu-antitrust-complaint/

Apple has another antitrust charge on its plate. Messaging app Telegram has joined Spotify in filing a formal complaint against the iOS App Store in Europe — adding its voice to a growing number of developers willing to publicly rail against what they decry as Apple’s app “tax”.

A spokesperson for Telegram confirmed the complaint to TechCrunch, pointing us to this public Telegram post where founder, Pavel Durov, sets out seven reasons why he thinks iPhone users should be concerned about the company’s behavior.