321Track Me Premium is a small program that you can install in your Android mobile that allows you to share your position in realtime with somebody, using only an Internet browser.

http://321trackme.appspot.com/

In addition to free version, Premium version has higher refresh rates.

The App "2me2" ("Ame2" in italian) allows you to set one or more default e-mail addresses to send any text element can be shared by other device's applications (web pages, tweets, text notes ...)