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Google’s Circle to Search is a dead-simple way to find what you’re looking for
It’s exactly what it sounds like.
Circle to Search cuts out the grunt work, and it’s one of those features that just makes sense, like your phone should have been capable of it all along. Multisearch is an existing Lens feature that lets you modify visual searches — take a picture of a pair of white shoes, search for them with Lens, and then add the word “red” to see a different set of results with red shoes. Unlike Circle to Search, the upgraded multisearch will be available in the Google app starting today for any Android device — but only in the US for now.
Or read this on The Verge