On Spreaker you can create three different types of entities.
Users
Users are either individuals or companies that want to have a presence on Spreaker. Users have a user account (a login account in Spreaker consists of a valid email address and a password) and a profile.
User profiles contain contact information, biographies and other information.
Users create podcasts.
Podcasts
Podcasts in Spreaker are containers for episodes. When a Spreaker account is first created, the associated user has a default podcast named "User's tracks."
Podcasts have associated information like artwork, description, contact information, etc...
Podcasts can be shared and their URL is in the form
spreaker.com/podcast/PODCAST-NAME-podcastID
This is an example of a podcast page:
Podcasts contain episodes.
Episodes
Episodes are basic playable elements (audio tracks) that are stored in Spreaker.
Every episode belongs to a podcast (which in turn belongs to a User).
This is an example of an episode page: