the article above says the app is free until 15 july. today 11 april, the app is $3.99. this is months ahead of the quoted date. i am in new york, or rather, usa, the biggest market for this app.
did you just randomly make up a date that says the app would be free until?
Hey! The App is (and will be) $3.99 on the App Store, no matter what. However, the promotion (which in fact is available only until July 15th) allows you to get a code to download our game for free. If you read the article to the very end, the first paragraph after the video tells you how to do it