Are you a fan of music rhythm games where you are able to play songs while learning how to play the piano? If yes, then this one among many Android games free for download would surely get you hooked. 

From developer Rayark, Inc. comes a hybrid music rhythm game with stunning anime visuals and a rich and mysterious storyline. And it looks like forged a deadly combination as Deemo has a whopping 4.9 average for user reviews, making it one of the top-reviewed apps on Google's Play Store today. 

The story revolves around Deemo, an unknown character that lives by itself in a castle in another realm. From nowhere, a girl falls from the sky and does not have a clue who she is and where she come from. Deemo's goal now is to help her get back to her world by playing the piano, where a tree grows taller everytime the instrument is being played. 

Throughout the game, you will be able to unlock up to 33 different songs across different genres and from famous composers. There are also 99 variations to keep the game fresh for players.

The game is easy to play and provides a realistic piano interface and feedback to give you an authentic feel of playing for the little girl to find her way home. 

Unfortunately, the free version only has limited access to the game. If you want to get through the next part of the story, in-app purchases would be required. 

Nevertheless, Deemo is a game that is definitely worth a try.