Vantage is a free WordPress theme with slider offers many features usually seen only on premium themes. It has a MetaSlider, a powerful slider plugin that lets you easily manage sliders. The theme comes with basic integration with WooCommerce so you can setup your own online store.
This free WordPress theme with slider has a circle icon widget. Pro version of the theme has a powerful layered slide for MetaSlider. The theme includes latest posts and Twitter widgets and it has a fully widgetized footer.