We all should know about farm heroes saga - One of the most famous games on facebook just as candy crush saga. I am here to tell you guys this game is also available on android and i.e. for free so if you like this game then you can play it offline without facebook if you have an android phone.
So here is the download link as my home page - http://forum.xda-developers.com/member.php?u=5653446
And one more thing if this link doesn't work in your browser then simply search it on play store with that keyword and u'll get the desired result!!