We've known for a while that Gowalla was ramping up their efforts for the BlackBerry platform. Although, that information was based strictly on it being an eventual web app. Looks like things have changed in that area. Considering the war that is waging between Gowalla and Foursquare a dedicated BlackBerry app is certainly needed if they want to capture BlackBerry users. The Gowalla BlackBerry beta is now available for download via the Gowalla website. If location based services are your thing, check it out.