Social casino free coins are a popular feature in many online casino games, allowing players to extend their gameplay without spending real money. These free coins are typically offered as bonuses for logging in daily, completing challenges, or through in-game promotions. Players can also purchase additional coins using real money if they run out. Many social casino games use free coins as a way to engage players and keep them coming back for more entertainment. Overall, social casino free coins play a significant role in enhancing the gaming experience and encouraging player loyalty.