Smartphone Security Startup Lookout Crosses Two Million Users

Lookout, a company that offers security data backup services for smartphones, is growing rapidly.

Less than two months after the startup surpassed one million users, the company has crossed the 2 million registered users mark. It took just over six months to reach 1 million users.

Source:
http://techcrunch.com/2010/09/09/smartphone-security-startup-lookout-crosses-two-million-users/