With the iOS Links functionality, developers can give users the option to open a link in Chrome rather than Safari. In addition to opening a link in Chrome, developers are also given a dedicated back button within the browser, which will return users to the original app.
Chrome's integration tools for developers have existed for several months, but with the release of its own app that supports the opening of links in Chrome, Google is reminding developers about the available functionality.As an iOS app developer, when your users want to access web content, you currently have two options: create your own in-app web browser frame, or send users away from your app to a browser.
With Chrome's OpenInChromeController class with x-callback, users can open a web page in Chrome and then return to your app with just one tap.
Apple prevents third party browsers like Chrome from being set as the default iOS browsing option, which has prompted Google to create a workaround that provides a Google-centric experience on Apple's operating system.
Article Link: Google Highlights Chrome Integration Tools for iOS Developers