title: How to link to GooglePlay to rate a game (Unity3d)?
body: <p>I use Unity3d make a game.
  I want to make a button in the game, and players can click on this button to link GooglePlay and rate my game.
  What plugin I need and how to do this?
  I  just found this: <a href="https://stackoverflow.com/questions/10816757/rate-this-app-link-in-google-play-store-app-on-the-phone">link</a></p>