What is the Dominoes Prime game, how does it work?

According to the introduction of MobileFusion Apps Ltd, Dominoes Prime is a Board game on the Android platform. There is currently a 1.21 version released on Jun 04, 2018, you can see the details below.

This game features a popular version of dominoes. To start the game each player chooses 7 and the others are placed on the side. The highest double is placed down first. Each player then takes turns to place down a matching number to either end of the line. If a player cannot place down one of their dominoes, then they must pick from those on the side. If there is none left on the side, then the player skips their turn. The first player to place down all of their dominos is the winner. If neither player can place one down and there are none left on the side, then the game ends in a block and the winner is the last player to have placed a domino down.