Sprint Nextel said Tuesday it will use Loopt's "friend finding" technology to let subscribers track their friends.
Loopt, which also offers its location-based service on Boost Mobile, a subsidiary of Sprint, uses Global Positioning System chips in phones to allow subscribers to see where their friends are located.
To address privacy concerns, Loopt subscribers must give other Loopt users permission to track them. Subscribers also can hide from anyone in their "buddy" list at any time.
Loopt has been available on Boost Mobile since last year. And earlier this year the company said it had … Read more