The UK Competition and Markets Authority (CMA) has announced an investigation into Apple and Google to determine if the firms' effective duopoly over the supply of operating systems, app stores, and web browsers could be harming customers.
Microsoft has considered building a 'super app' that would combine shopping, messaging, web search, news, and other services in a single smartphone application.
Google has introduced an upcoming 'Privacy Sandbox' feature for Android that will limit sharing of user data with third parties and operate without cross-app identifiers, including advertising ID.
Google could face a large fine for bypassing mobile Safari's privacy restrictions to enable functionality of its +1 button on the iPhone, iPad, and iPod touch.
Google has announced that its Advanced Protection Program for users that required stronger account security now supports native Apple applications on iOS.