The official Java SDK allows to record Keen.io data from any Java application. Resources available on GitHub include an Android quick start with installation, gradle, maven, and JAR download. Some of the usage instructions explain how to build a keen client, use the KeenClient singleton, and work with the source.
Mobile commerce is a huge business opportunity because, at least in the United States, there is not much infrastructure to support it. That's why mobile platform company Appcelerator recently announced its integration with the PayPal API. Now iPhone, Android and iPad developers using the paid version of the company's Titanium framework also get the ability to conduct mobile commerce.
Google Analytics is one of the most popular, and free, ways to track web site statistics. It is not uncommon for web masters to use Google Analytics to monitor several different domains, possibly using more than one Google account to do so. But while Google Analytics is a powerful tool, getting a concise overview of these separate statistics can be difficult. The folks at Trakken GmbH thought so too, and so they used the Google Analytics API to create Trakkboard.