The transition to PC happened in several stages throughout 2014:

Before modern Google Play Games for PC was available, users in 2014 primarily accessed the game through three methods:

Power users often used BlueStacks to run the Android version of the app on their Windows XP, 7, or 8 desktops. Legacy and Current Status

The 2014 desktop version was not just a direct port; it included specific elements that distinguished it from the mobile app: