Teenyfy is a full-featured URL shortener service that can be used to not only turn long URLs into short ones, but also track the traffic coming from your links. Its dashboard shows trending links and general statistics, while an analytics page lets you dive into traffic by device, location, and referrers. You can also drill down into clicks by the time of day. Tags, which you can add to your shortened links, let you view your link traffic in new and custom ways and are perfect for tracking and coordinating campaigns.