Don’t Toss That Old Phone—Turn It Into a Home Security Camera

We all have that forgotten phone tucked away in a drawer, its screen a little cloudy, the battery a bit tired. Instead of letting it collect dust, you can actually give it a fresh lease on life—by turning it into a security camera. It’s surprisingly simple, takes under five minutes, and you only need a charger, Wi‑Fi (or even cellular data), and the AlfredCamera app, which works on both iOS and Android.

First things first: grab the AlfredCamera app on both your current phone (the one you’ll use to watch the feed) and the older device you plan to set up as the camera. There are other options out there, but Alfred’s free tier is easy, cross‑platform, and doesn’t ask for a credit card.

On your main phone, open the app, sign up, and tap the option that says “Prepare another device as your camera screen.” You’ll see two ways to pair the old phone—either log into the same account on the second device or scan a QR code. Whichever feels easier, do it, and presto—the old phone is now acting as a live video feed.

Make sure the viewer mode is selected on your primary device and the camera mode on the older phone; the app will usually set this automatically, but a quick glance never hurts. Once linked, you can watch the stream, talk back through the built‑in mic, and even trigger a siren if the free plan’s alarm feature is turned on.

The free version already gives you night‑vision mode, two‑way talk, and the ability to flip the orientation of the video. If you want more—like HD streaming, longer recording loops, cloud storage, or person‑and‑pet detection—Alfred offers paid tiers. The Standard plan starts at $5.99 per month for up to four cameras, while Premium Plus (around $7.99) removes the camera limit and adds full HD plus 30‑day cloud backup.

Now, a few practical tips to keep your DIY camera running smoothly. Old batteries are often the weak link, so if you can, plug the device into a power outlet. A longer charging cable or a small phone stand can help you find the perfect angle without sacrificing a plug socket.

If the phone still has personal data on it, a quick factory reset is a good idea. It clears out old accounts and frees up storage for recordings—handy because the phone will be on 24/7. After resetting, double‑check the battery‑optimization settings on Android or iOS and disable them for AlfredCamera; otherwise the system might put the app to sleep and your feed will drop.

Finally, think about where you place the phone. If it’s going to be outdoors, a clear waterproof case can protect it from rain, or you could simply mount it just inside a window to avoid the elements altogether.

All told, repurposing an old smartphone as a security camera is a cheap, eco‑friendly way to boost home safety without buying a dedicated gadget. Give it a try—you might be surprised how useful that forgotten device can become.