DoubleDown Casino is a free-to-play social casino game developed by DoubleDown Interactive, a subsidiary of Caesars Entertainment. The game is available on the App Store and Google Play, and it allows players to compete against each other in a variety of casino games, including slots, blackjack, and roulette. There are a few ways to get free chips on DoubleDown Casino. Players can earn free chips by logging in to the game every day. The number of chips awarded varies depending on the player's level. Players can earn free chips by referring friends to the game. Each friend who signs up using a player's referral link will earn the player 25,000 chips. Players can earn free chips by following DoubleDown Casino on social media. The game regularly posts free chip codes on its social media channels. DoubleDown Casino occasionally offers in-game offers that allow players to earn free chips. These offers…