This extension simply shows the most actual rate of bitcoin to the dollar - BTC / USD. Nothing extra. Data from Coinmarketcap.
"Bitcoin (BTC / USD) - exchange rate" will help you to find out daily about the current Bitcoin course.
The prices for the purchase and sale of crypto currency, bitcoin, graph, market value - all in one click. Updates 24/7, daily, without days off and holidays. Everything, that you your investments worked exclusively for you.
A simple extension to track the current exchange rate of Bitcoin (BTC / USD) against the US dollar. Information is obtained from the authoritative source of Coinmarketcap using the API, and we also get the difference with the last day in the form of interest.