Mobile Lowdown 8-24-11: AT&T; Sprint; WP7 Apps; Verifone

A look at some of the big stories in mobile today:

» AT&T’s handset roadmap for Q3 and Q4 (or a part of it, at least) has been uncovered. It’s a mix of Android, WP7 and BlackBerry devices, but no sign of the iPhone yet. And its first LTE tablet, the HTC Puccini, has been spotted, too. (via Pocketnow, Engadget)

» Sprint getting the iPhone could mean another six million units of the device sold next year. (via Business Insider)

» Microsoft says that it now has nearly 30,000 apps for its Windows Phone 7 platform; it is also now taking submissions for Mango apps. (via Microsoft’s Windows Steam Blog)

» Verifone is not taking advances from Square and others lying down. It plans to spend $1 billion on acquisitions to be the dominant player in mobile payments. (via Bloomberg)

» Korea is developing its own web-based OS to be used in smartphones and PCs, in collaboration with LG (SEO: 066570) and Samsung. (via Chosunilbo)

» Another new Android based smartphone, the Verzo Kinzo? (via SlashGear)

» Skype could have paid around $68.8 million for GroupMe, says one source. (via TechCrunch)