Britain’s ‘Tinder for real estate’ lets buyers swipe to contact agents

Smartphone app lets users hunt for homes by cycling through images of listings

Britain’s got a “Tinder for Real Estate.” Called “Knocker,” the app lets a prospective buyer hunt for homes much like singles can search for mates on the popular dating app Tinder: by swiping images on a smartphone. The app, which is compatible with iPhones and iPads, follows in the footsteps of Tinder-inspired real estate search products rolled out by Doorsteps, a resource for first-time homebuyers, and high-tech broker Estately. Prospective buyers using Knocker can browse properties by swiping through cards, each of which shows a photo and basic information on a listing. The app surfaces properties based on their proximity to a user, and can display full property details and maps to help users better understand listings. Knocker is “for those times when you're on the go, in front of a property on the market, and want to know how much it costs,” according to its website. But the app's interface differs somewhat from that of its American...