A system and method for filtering a stream of content based on the time available to a user is disclosed. A filter application includes a timing module, a determination module and a user interface engine. The timing module receives a request for a stream of content from a user. The determination module calculates a viewing time for each post in the stream of content and determines one or more posts from the stream of content based on the viewing time of each post and an available time for the user. The user interface engine provides the one or more posts to the user.