Use a spare iPhone as a baby monitor

Have an iPhone you can leave in the room for a while? See how TinyWatch turns it into a room camera and when that simple setup makes sense.

Two photos showing an iPhone facing a sleeping baby and parents watching the TinyWatch live view on a laptop in another room

Have an iPhone you can leave in the room during a nap or quiet playtime? With TinyWatch, it becomes the camera and microphone, while you watch and listen from another screen nearby. In many everyday situations, that can be enough without buying another piece of equipment.

This isn't the right setup for every night or every family. It works best when an adult is close by: finishing work on a laptop, sitting in the next room, visiting relatives, or staying somewhere for a weekend. That is the need that led me to build TinyWatch. I already had my phone and laptop with me and didn't want to pack a separate camera, receiver, and another charger.

What you need

Leave the iPhone in the room with TinyWatch open and Camera Phone Mode running. It acts as the camera and microphone. You can open the live view in TinyWatch on another iPhone, iPad, or compatible Mac, or use a link from the app in a compatible browser on any smartphone, tablet, or computer.

How to start the live view

  1. Install TinyWatch on the iPhone that will stay in the room.
  2. Start Camera Phone Mode.
  3. Place the iPhone securely and outside the child's reach. Keep the mount, charger, and cord out of reach too.
  4. If the second device is an iPhone, iPad, or compatible Mac, install TinyWatch, open Monitor Mode, and scan the QR code shown on the room iPhone.
  5. You can also send the private link to any device and open it in a compatible browser. The viewing device doesn't have to be made by Apple.
  6. Before you leave the child's room, check the picture, sound, and phone position.

If the live view doesn't open, check the Wi-Fi first. Then check camera, microphone, and local-network permissions on the room iPhone. On a computer, try a current version of Chrome if Safari can't establish the connection. The same-Wi-Fi connection guide walks through the checks in order.

When this setup makes sense

This approach is useful when you want to look into the room without repeatedly opening the door. That might be during a nap, quiet play in another room, an afternoon working at your laptop, a visit with family, or a short trip.

The iPhone doesn't have to be permanently “spare.” It only needs to remain in the room for the session, have enough battery or be safely connected to power, and keep TinyWatch open.

What about privacy?

TinyWatch was built for live video and audio between devices on the same Wi-Fi network. You don't need to create a TinyWatch account. The app doesn't store room video in TinyWatch cloud storage or send the room video or audio through TinyWatch video servers.

That doesn't mean every Wi-Fi network is automatically secure. Protect the viewing link, keep your devices updated, and use a network you trust. For a broader set of questions about accounts, recordings, smart-home access, and AI, read the baby monitor privacy guide.

When a dedicated monitor may be better

A dedicated baby monitor may be a better choice if you need equipment for many hours every day, want a separate receiver, need dedicated night-vision hardware, or can't rely on home Wi-Fi. It may also be more convenient if you don't want to leave an iPhone in the room or use another screen for the live view.

There isn't one answer for every family. The baby monitor app or dedicated monitor comparison helps you compare both options without pretending there is one universal winner.

A few things to remember

TinyWatch helps you check a nearby room, but it doesn't replace direct adult supervision. Check the picture, sound, battery, and phone position before each session.

Keep the phone, mount, charger, and cord outside the child's reach. The US Consumer Product Safety Commission recommends keeping baby monitor cords at least three feet away from anywhere a child can reach. See the CPSC baby monitor cord guidance and the FTC guide to securing connected home cameras.

Have an iPhone?

Download TinyWatch and test the local setup on your home Wi-Fi.