Is that price only for certain devices? The Google Play app on my phone still shows $2.99.
You have to download it from Amazon.
The following is from a current post in the Hot Deals forum:
Title says it all, I think, except for a link:
Normally $2.99. It's got 4.5/5 stars with 108 reviews over on the Play Store.
You need to install the Amazon App Store onto your Android phone or
tablet; instructions are here: