A free spin is essentially an offer that a casino gives to its players to spin the reels free of charge and have the opportunity to win real cash. The free spins may be given to both new and current customers, and it's one way to reward and encourage them to continue betting.
Chile is known as home to some of the best vineyards in the world, surpassing even many European wine producers in their quality and fame. Most forms of gambling are illegal in Chile, but online gambling is not formally regulated. In practice, many international online and mobile online gambling casinos do accept players from Chile.