Attempt at first android game.

Hey guys,
Ive created an small android game. It's called - Gravity
i hope i can get your opinions on the game.
Thanks in advance.

Here's the link to the game.
https://play.google.com/store/apps/details?id=com.PandaStudios.Gravity

 

Maybe you should make a trailer and / or explain what you are doing in the game. I can't download it right now, but I want to know what I am gonna download, before downloading it.