Who is Play'n GO? We supply online slots to the casino industry. Check out our diverse portfolio of slots and find out what's happening in the industry. . Who is Play'n GO? We supply online slots to the casino industry. Check out our diverse portfolio of slots and find out what's happening in the industry. Check out our diverse portfolio of slots and find out what's happening in the industry. Who is Play'n GO? We supply online slots to the casino industry.