Each of us carries a small supercomputer that fits in our pocket. It does everything we could ask of it; It checks the weather, searches the Internet, plays games, radiates media, takes pictures and analyzes data. Smartphones are great, except for the fact that newer, better versions are always on the horizon.
Most of us can probably choose a few years with our smartphones, but the upgrade cycle always makes it tempting to focus on a more polished model. You can usually save a few dollars by exchanging your old phone when you buy a new one, but you may end up using an old smartphone that is getting old.
Instead of dust collecting the phone, use it. If it connects to Wi-Fi, it can still be a useful addition to the home. Here are some cool things you can do with your old smartphone.