No, you are not locked into any contracts.
However as mentioned in our terms and conditions we are subscription-based service, where we build and provide a site for you to your specifications within design elements we provide. If you want to pack up and move on from us and take your site we offer a buyout process which covers the cost of preparing the files, code, design and content files so that its ready for a new home where ever you move. It will be sad to see you leave
You will always own your domain, and whatever content (words, images, videos, files) which is associated with your site.