Description: Watch Free Live NBA Stream Online. One of the best ways to watch NBA Live Streaming FREE is by using nba streaming sites. This makes it easy to watch on almost any device with a web browser, including mobile phones and tablets. National Basketball Association. In an announcement made yesterday by the National Basketball Association, the streaming service NBA League Pass will be completely free for all fans. The League Pass grants access to all regular-season games aired in the currently suspended season, and the prior one.