To get the free trial, just connect to your vehicle and attempt to use any paid feature in the Carista app, or use the Try Now button in the Connect screen, and you'll be presented with a purchase screen with 3 options. One of those options is for a 12-Month subscription and includes a free trial. Select that option, and it will unlock all functionality in the app for the trial period. You can find instructions on how to cancel your subscription here:
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