Read our article on Can baby monitors be hacked? to learn more.Īs a result, we recommend that you start with a phone as a baby monitor if you want to test video monitoring before buying a dedicated monitor. An old phone could be an easy target for a hacker wanting to see what’s happening in your home. None of that will be possible with just a phone. Dedicated baby monitors now come with a range of useful features, such as: room temperature, movement detector and heartbeat tracking. Night vision is probably the single most helpful feature in a baby monitor. A phone camera doesn’t have proper night vision.