The Free Spins Bonus is a great option for Australian players looking to get started with mobile casino gaming. It is a bonus that is offered to new players after they have made their first deposit with a mobile casino. When a player makes a deposit with an Australian online casino, they will receive a certain number of free spins which they can use on mobile slots. The free spins can be used on a variety of different mobile slots, depending on the casino, and the players can win real money with them.