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3. William Hill - This well-known 🍎 betting house offers free rounds on selected slot games as part of their welcome bonus for new customers. They also 🍎 have regular promotions for existing customers that include free rounds and other bonuses.

It's important to note that the availability of 🍎 free rounds and other promotions can vary depending on the region and the specific terms and conditions of each betting 🍎 platform. It's always a good idea to read the fine print and understand the wagering requirements before taking advantage of 🍎 any promotions or bonuses.

In summary, there are many betting houses that offer free rounds as part of their welcome bonuses 🍎 or loyalty rewards. Some of the most well-known betting platforms that offer free rounds include Bet365, 888sport, and William Hill. 🍎 However, it's important to read the terms and conditions carefully and understand the wagering requirements before taking advantage of any 🍎 promotions or bonuses.