A user device, comprising: a terrestrial mobile network radio; a satellite network radio; and one or more processors to: establish, via the terrestrial mobile network radio, a first communication link with a terrestrial mobile network, the first communication link including a communication session between the user device and the terrestrial mobile network wherein establishing the first communication link involves the terrestrial mobile network establishing a first instance of an application on a device of the terrestrial mobile network; establish, via the satellite network radio, a second concurrent communication link with a satellite network, the second communication link including a communication session between the user device and the satellite mobile network wherein establishing the second communication link involves the satellite mobile network establishing a second instance of the application on a device of the satellite mobile network, thereby providing simultaneous access to the application via the first communication link and the second communication link; monitor a characteristic of the first communication link and a characteristic of the second communication link; select the terrestrial mobile network or the satellite network for traffic communication based on the characteristic of the first communication link and the characteristic of the second communication link; and perform an action associated with the traffic communication based on selecting the terrestrial mobile network or the satellite network for traffic communication. a terrestrial mobile network radio; a satellite network radio; and one or more processors to: establish, via the terrestrial mobile network radio, a first communication link with a terrestrial mobile network, the first communication link including a communication session between the user device and the terrestrial mobile network wherein establishing the first communication link involves the terrestrial mobile network establishing a first instance of an application on a device of the terrestrial mobile network; establish, via the satellite network radio, a second concurrent communication link with a satellite network, the second communication link including a communication session between the user device and the satellite mobile network wherein establishing the second communication link involves the satellite mobile network establishing a second instance of the application on a device of the satellite mobile network, thereby providing simultaneous access to the application via the first communication link and the second communication link; monitor a characteristic of the first communication link and a characteristic of the second communication link; select the terrestrial mobile network or the satellite network for traffic communication based on the characteristic of the first communication link and the characteristic of the second communication link; and perform an action associated with the traffic communication based on selecting the terrestrial mobile network or the satellite network for traffic communication. establish, via the terrestrial mobile network radio, a first communication link with a terrestrial mobile network, the first communication link including a communication session between the user device and the terrestrial mobile network wherein establishing the first communication link involves the terrestrial mobile network establishing a first instance of an application on a device of the terrestrial mobile network; establish, via the satellite network radio, a second concurrent communication link with a satellite network, the second communication link including a communication session between the user device and the satellite mobile network wherein establishing the second communication link involves the satellite mobile network establishing a second instance of the application on a device of the satellite mobile network, thereby providing simultaneous access to the application via the first communication link and the second communication link; monitor a characteristic of the first communication link and a characteristic of the second communication link; select the terrestrial mobile network or the satellite network for traffic communication based on the characteristic of the first communication link and the characteristic of the second communication link; and perform an action associated with the traffic communication based on selecting the terrestrial mobile network or the satellite network for traffic communication.