You can now use a feature that's very similar to Android's "circle-to-search" on iPhone. While it's not exactly called that, both the Chrome app and the Google app will now allow you to circle text or images to search whatever's in your selection using Google Lens.

The AI-powered feature, which quickly lets you search for whatever is on your screen, is no longer exclusive to Android devices.

Google expands 'Circle to Search' to its iOS apps, enhancing visual search for iPhone users. Google is expanding ‘Circle to Search’ to iPhones, allowing users to search for anything on their screens. Google isn’t calling it by that name, though, because you can use “whatever gesture comes naturally.”