Tether (USDT) has been in the market since 10 Jun 2014. It was first traded in the cryptocurrency exchange on 25 Feb 2015 at price of $1.21. You can find the complete Tether Price History Chart with Historical Market Cap & Trade Volume below. You can use this chart to understand various different things like how the price of Tether has changed over course of time. This chart can help you in determining whether to buy Tether or not.