SerialUI provides a graphical interface to send and receive text and data from the serial port or BLE connection (Nordic UART Service). It includes a serial plotter for displaying numerical data. It offers features beyond Arduino IDE Monitor or Plotter: - Serial over BLE - Recording of received data - Extended charting of the data Throughput is similar to other terminal programs. This program is written in python using PyQt and Bleak as well as PyQtGraph or fastplotlib.