FairWare Trivia (Multiplayer)

I have created a trivia app that has 9 different categories, online leader boards, different game modes, achievements, custom soundtrack, and the ability to play with people online. I have a paid version and offer a lite version. Below is a link to the paid version.

FairWare Trivia

Please tell me what you think and how it could be improved(app and marketing). If you like it, please leave positive feedback in Google Play, or else post here or email me on what could be better. :smiley: