Application for remote control and monitor of Bittner high end TonMeister tube amplifier. Searches for connected amplifiers using WiFi connection and lists them on screen. Selecting one of the amplifiers, both, left and right channel controls are shown. The application controls switching the channel on/off, muting and sets backlight intensity of front panel power meters. Monitoring of channel output power together with mains supply voltage is displayed in real time as well as operating time of tubes. In TEST mode bias current of every tube is shown and can be recorded to application records together with operating time and date stamp while previous records can be listed.