The Usabilla Android SDK by Claudio Semeraro interacts with the API to integrate feedback features into applications. Available manual instructions and Gradle instructions. An integration guide shows the step by step process to start an activity with the SDK.
Sometimes, when assessing a website, it helps to know how popular it is. These days, there are a lot of ways to learn this, including a few recent mashups. There are also other apps that assess popularity, using different APIs and analysis to do so. Below we have a selection of some of the recent mashups that dig into determining ranking and popularity.