Today's Free App of the Day is Osmos HD
I love this game; I have it on my iPad and am delighted to get the Fire version. It's beautiful, and easy at the beginning levels with progressive difficulty. You have to move your globe about, absorbing other globes.
75 of 81 reviews are four stars and above.
These apps are compatible with the original Fire and with my Fire HD 8.9" 4G. To tell if an app works for your Fire HD or other Android device registered to your Amazon account, click on the above link and look on the right side of the web page. Amazon will tell you if it will work with your registered device.
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