Mobile is becoming the Internet for a lot of people. With smart phones advancing every year with faster processors, more storage and better apps, many people don't need a computer for the Internet. They just use their phone. While some types of sites can use responsive design to account for both computer and phone resolutions, others don't really have the option. The information has to be presented in a different way. Piwik is a perfect example.
Piwik Mobile is Piwik's little brother. The Piwik Mobile app is available for both the Android and the iOS operating systems. The developers of Piwik Mobile kept the mobile app experience as close as possible to the web dashboard. You will find the same menus and look optimized for a mobile platform. And it uses the Piwik API to access its data. A screenshot of the All Websites menu of Piwik Mobile is as follows. This is on an Android phone.
The following screenshot shows the Visits Summary screen of a website on the same Android phone...