Freelance designer will charge you less as far as cost is concerned and can deliver you product as good as Agency. Take my opinion go for Freelance guy.
Freelance designer or Agency, which one you will hire for your website designing?
Actually, it depends on the situation. You can find a good freelancer with a perfect portfolio or a good agency. Personally, I cooperate with freelancers most often but it's just my choice. In order to figure out whether the executor works well, make a test order. Also, it's a good idea to look for reviews on the internet first. By the way, I came across a great article, check it out and you will find free web design tools https://www.megaleechers.com/free-web-design-tools-and-resources/