Mobile Content Bits: Loopt on AT&T; Delivr; Weatherbug Protect; Know It In A Minute

Loopt launches on AT&T: Loopt has launched its social network on AT&T (NYSE: T), meaning it is now on every major carrier in the US — which is important, since Loopt says that over 50 percent of Loopt friend invites are sent between different phones and networks. AT&T will support the launch with a nationwide marketing campaign which wil include in-store displays, online advertising and some youth marketing activities. It lets you share photos, comments and your location with friends and online social networks. It might be concerned by Google’s recently launched Latitude, but the location service is a part of the social services rather than the main attraction.

Delivr works like TinyURL: There’s a new vowel-eliminated service: Delivr. It works like TinyURL with the added bonus of formating the page so it’s mobile-friendly (although it looks like you also have the option to view the original page). (via Mashable)

*Verizon* rolls out weather alerts: Verizon (NYSE: VZ) has launched severe weather warning service Weatherbug Protect, which gives advance warning of lightning, tornadoes, extreme temperatures, flash flooding, high winds, hurricanes and so on. It uses a nationwide network of weather sensors as well as notifications from the National Weather Service, and sends out text messages and a variety of radar, satellite and other imagery. It costs $5.99 a month.

Know It In A Minute’s healthy videos: Know it in a Minute has teamed up with Versaly to air its health-related videos across Versaly’s Vmbc.tv mobile syndication network — it seems made-for-mobile, really. (release)