If you have an Android phone/device, one of the easy ways to find it is to install Android Device Manager from the Google Play store, run it and then it gives you three options as seen below – Ring – Lock – Erase. You can also run ADM from a computer by logging into
It will ask for your password – then just choose the phone you are looking for and it will find it.
The device that you are looking for, just has to have Location turned on in the Settings Menu.
Here are a couple of more links with more description from Google.
Note – there’s another app you can install on your phone call Prey which can take a picture of the person who is using your phone.