Yammer, Inc., the leading provider of enterprise social networking, has announced a new version of its Android application, adding features such as threaded conversations, the ability to upload and view photos, and more robust private messaging, making it easier to participate in business conversations while working remotely. The new version of the Android application is expected to be available for download in the Android Market next week. Yammer also recently released an update to the iOS application and plans to release an application for Windows Phone Mango and an update to its BlackBerry application later this month.