Is the "Poptropica" game app free to play?

Users can download and play the ?Poptropica? app for free using an iPhone, iPad, iPod Touch or through the Google Play store using an Android device. Users can also play ?Poptropica? for free using the computer client, provided they have Internet access and Adobe Flash Player, as of 2015.

?Poptropica? also has optional features available for purchase by credit card or by using a pre-paid game card, such as a membership and game credits. Credits allow players to purchase in-game items from the ?Poptropica? store, such as costumes and gold cards. Memberships give players early access to islands, custom costume closets and all ?Poptropica? realms features.