Introducing our first wave of MobileBeat 2011 speakers

Preparations for our fourth annual MobileBeat conference are speeding along. Today, we’re announcing our first round of speakers for the event: Mihir Shah, president and CEO of the app monetization and distribution service Tapjoy; Jason Spero, director of mobile at Google; and Matt Murphy, partner at Kleiner Perkins Caufield and Byers.

Do@ may be the last mobile search app you need

Searching on mobile devices can be a tedious affair, especially if you’re plugging the same query into multiple apps. Do@ (pronounced do-at), a free iPhone app launching today, aims to solve that problem by letting you seamlessly search across multiple mobile web apps and services.

Square's big plans to kill the cash register

Apparently, mobile payment company Square thought its initial vision of arming merchants everywhere with credit card readers wasn’t quite ambitious enough. Today, at the TechCrunch Disrupt conference in New York, the company announced an upgraded lineup of services, including the ability to pay by just giving the merchant your name, no credit card required.

Don't bet on an LTE 4G iPhone 5 this year

Eventually one of these iPhone 5 rumors will have to pan out, so let’s keep throwing them at the wall: Industry sources say that Apple was originally planning to add LTE 4G capabilities to this year’s iPhone, but chose to delay including the technology until next year, Digitimes reports.