Systematically, no there is no difference between the free plan and the paid plan. From the functionality stand point there is no difference between the 2. Although the 2 plans share the same functions, obviously the free plan only lasts 5 days while the paid plan will be a lot longer.
If you would like to use #Likes after the trial period, please purchase a paid plan.
You can learn how to buy a plan from the URL provided below.