WiFi only. Use your phone or tablet to monitor WSJT-X running on your computer. Join your family while still keeping up with what your station is receiving. Works for all modes (FT8, FT4, WSPR, MSK144, etc). Extensive help menus, including how to configure WSJT-X or JTDX. It displays nicely on tablets as well as phones.

Note that you cannot initiate a transmit with this or any other app. WSJT-X developers do not allow the "Enable Tx" button to be pressed remotely.