This is a difficult question to answer, as it depends on many factors, including the type of product or service you offer, your target audience, and your budget.
That said, some social media platforms are better for brand awareness than others. For example, platforms with high levels of engagement, such as Facebook and Twitter, are typically good for creating a buzz around your brand. If you have a limited budget, platforms like Instagram and Snapchat can be effective, as they offer a cost-effective way to reach a large audience.
Ultimately, the best social media platform for brand awareness is the one that works best for you and your business. Experiment with different platforms and see what works best for your needs.