# Wireless Security Camera

One simple way to turn your old smartphone into a security camera is to download and install the “Free Internet Cam” app that is available for Android, iOS and Symbian devices. This app streams live videos that can be seen on another tablet or smartphone that supports streaming. All you have to do is to set up the smartphone in your preferred location, install the app and make sure that it is connected to your wifi network.

# Test Bed for Apps

 An easy way to check if an app is necessary for your phone is to try it on your old smartphone first. custom ROMs test can also be done on your old phone because it allows you to install the latest version of operating systems. It can also remove unnecessary bloat ware and improve the battery life of your phone.

READ MORE: 8 Amazing Inventions For The Common Man in India and Future Gadgets: Mind-Boggling Wearable Tech Devices