Guides, comparisons and ideas for turning the phone in your drawer into a security camera, baby monitor, pet camera and more.
Real home security isn't one gadget — it's five layers that work together. Here's how to build all of them, including one layer that costs nothing but an old phone you already own.
Worried a phone can't record around the clock? Here is how to run an old phone as a 24/7 security camera — reliably, without overheating or a dead battery.
Placement is the difference between useful footage and a wall of blur. The six spots that matter most.