First thing to do once the app has been installed is to subscribe to podcast. To do so, press the + button in the main screen's toolbar. It will open a new screen that gives you many possibilities to subscribe to podcasts. If you were using iTunes or a different podcasts app that allows you to export your subcriptions as an OPML file, you can select the OPML import button to retrieve your previous subscriptions. you can also use the search engine to find the podcasts you are looking for or browse the availabe podcasts networks or the top 50