A simple dimension puzzle maze game

Hi , im new to game development and i have uploaded my game to app store https://play.google.com/store/apps/details?id=com.lfantasia.DimensionPuzzle The game is a simple puzzle game,player need to move the character to portal to finish the level Currently there is only 40 level to beat Please give feedback, and tell me whether it is worth for more advance development Thank you