There's a whole bunch of FREE actual (popular) premium apps and games on the Amazon Appstore for Android. From today to the 27th.
List here:
http://www.gadgetsofworld.com/2014/9/25/Amazon_Appstore_offers_135_worth_free_apps_and_games_for_limited_period/Includes apps such as threes, swype, perfectly clear, officesuite pro, paper camera, etc. paid apps for free.
Not really a hassle to use the Amazon app store if you already have an amazon account, just install the amazon app store app here:
http://www.amazon.com/gp/mas/get/androidIt gets along with playstore really well; no conflicts as they both update their specific app libraries.
If you still have your amazon student prime account active, whether you've walked or not, there's a $10 credit today only here:
http://www.amazon.com/b?ie=UTF8&node=10063395011Activate the code in the coupons & promos section of the top left hand menu of the appstore. It'll say a confirmation and use it to buy apps automatically but the appstore *will not* display how much of the promo you have used so you'll have to keep track of how much you've spent on apps yourself. You can also register for student if you have an active .edu email to confirm for the promo and free prime trial if you haven't already.