License "trial" can claim is only valid for one-time usage per account. The claim does not require any payment requirements.
Creating an empty task does not require a connection to the mobile device. Tasks can be deleted, edited, and updated from anywhere as long as you are connected to the internet.
Device Connect & Task Syncronizing
Calibrating and configuring a task only requires one connected mobile device selected as the "screen pointer". This calibration task will serve as a reference for running other mobile devices without the need for recalibration.
Attention: The task needs to be recalibrated if you want to access it from another computer.