This mission permits you to track cell phones periodically. Google Phone Tracker: Google permits you to track cellphones in the best approach using GPS (International Positioning System). Monitor your machine with CRT mobile phone spy app. Google Voice. Tracks your mobile phone location for given time intervals 2. An image displaying the cellphone location will appear on the Google Earth map for the computer that initiated the latitude request. This system won’t work in international locations without GSM know-how networks. But in case you simply wish to know the name of the caller, a free reverse phone number lookup will do. Monitor your kid’s mobile phone location free of charge with the constructed-in GPS monitoring and Geo-fencing features. There are two major methods through which a specific cellular phone number location may be observe utilizing the free purposes of Google.