Updated July 18, 2017 to add our a new subcategory—best all-in-one home monitor—along with our picks for the best and runner-up in that category: the LG Smart Security Wireless Camera and the Canary Security System respectively. We also added a fresh take on the Piper NV security system. Rent or own, we all want to know our homes are secure while we’re gone. That used to mean signing on with a professional—and pricey—security service like ADT. But the boom in wireless security cameras is putting home surveillance into our own hands.