The UK's Competition and Markets Authority (CMA) has declared that Apple's mobile browser policies are stifling innovation and competition. The core issue is Apple's mandate that all iOS browsers utilize its WebKit engine, preventing competing browsers like Firefox and Edge from offering their full capabilities on iPhones and iPads.WebKit: The Core of the ControversyThis enforced reliance on WebKit means alternative browsers can't leverage their own rendering engines or unique features on iOS, hindering performance and limiting user choice. While Apple argues this policy ensures security and privacy, the CMA contends there are other ways to achieve these goals without locking out competing engines.PWAs Caught in the CrossfireThe restrictions also impact Progressive Web Apps (PWAs). Apple's policies curtail the functionality of PWAs on iOS, hindering their potential and impacting developers, especially smaller ones.Google's Role and Potential RepercussionsThe CMA also scrutinized Google's agreement with Apple to be the default search engine on iOS, suggesting it reduces Google's incentive to compete with Safari. The watchdog proposes that both companies should offer users more choice in selecting their default browser.Strategic Market Status and Potential FinesThe CMA is investigating whether to designate Apple and Google with 'strategic market status,' granting the regulator greater power to enforce changes. Such a designation could lead to significant fines for antitrust violations.The CMA's findings signal a potential turning point in the mobile browser landscape. The future of browser competition on iOS hangs in the balance, with the possibility of greater choice and innovation for users on the horizon.