Download Match 3 Starter Kit Free Unity. 

The great starting point for anyone looking to create a match 3 game PC, Mac, Mobile or Web! It is ready for you to add your art and effects to enhance the fully working code that exists to create an awesome match 3 games!

-Change the size of the board with the rows and columns value.
-Change the number of board pieces to link in order to successfully create a link.
-Add special board pieces that do cool things, quickly and easily.
-All the hard work is done for you, now you just need to pretty things up!