Polis is a smart app that combines the best technology, targeted data and top-tier partnerships to boost your door-to-door outreach. Polis is available for both Android and iOS devices. It has seven key features that make managing D2D campaigns easy. These include walk list and tracking automation. Prospect list import/export/append. data capture and caching. Custom survey. List of canvassers. Canvass analytics. and poll tracker.