Simply head over to galaxy apps and you might find a banner waiting for you. If you don't see it, search CastBox and proceed to install. CastBox is a really good podcast service. To redeem your year trial head over the Castbox app and go to the "Personal" section. Then select go premium and select the little coupon next to the 7 day free trial button. Type in "Samsung" as the code and you will be offered 365 day free trial. they still want your credit card so don't forget to cancel the subscription right after if you don't plan on paying after the few trial (Play store > My account > Subscriptions > Cancel)
