Brake the roaming barrier with SMS Localizr!
Localizr is an app that uses the built in GPS from your device to send your location to your friend via plain text messaging. The app doesnt use any carrier data so you can use it without being charged roaming data fees from your carrier.
Using Localizr you carrier will only charge the value of a text message (SMS).
NOW - Send your location via GPS, and track it without any Internet access