When you are trying to figure out where your friend is, you might want to utilize a cell phone tracker. This cell phone tracker device will allow you to see exactly where your friend is and has been. It can be an incredibly useful device for those that are trying to figure out where their partner is, and/or a father looking in on his daughter. However, it is important to note that you should always try to ask the other party for permission before utilizing a cell phone tracker. Otherwise, you may run into some legal troubles.