I know what you’re thinking. There’s a certain sense of vanity or narcissism that comes with the territory of using an app to track Twitter statistics, and while Birdbrain can be used for those purposes, I use it mostly out of curiosity rather than anything else. At its core, Birdbrain is an app for tracking Twitter statistics. It’s been around for a while now, and while it hasn’t always been the fastest app to get updates, the recent update redesigned for iOS 7 is worth looking at.