How is Binance Coin (BNB) used? A How is Binance Coin (BNB) used? BNB is the native cryptocurrency of the Binance ecosystem, used for trading fee discounts and other Binance services. Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.