FXhours is the best trading app that displays the opening hours of the Forex market for trading enthusiasts. It will count DST automatically and stream the real-time data on the web app. 

You will be able to monitor the time of all markets in your location and view live data on the app. It provides a tool to count the DST automatically. Also, it can count the opening hours and closing hours of all forex markets. You will be able to use it for trade alerts and receive a notification on the app whenever there is a major price move on the market.