There are a lot of great email marketing tools out there, and it really depends on your needs as to what would be the best for you. If you're just starting out, MailChimp could be a great option for you. It's fairly easy to use and has a lot of features that can help you get started with email marketing. If you need something more advanced, Constant Contact might be a better option. They offer some great features for more experienced users, such as automation and segmentation. Ultimately, it really depends on what your needs are and what you're looking for in an email marketing tool. There are a lot of great options out there, so do your research and find the one that's right for you.