Advice Ferry from Stockholm to Tallinn: Tips and Insights

We're planning a trip for July 2024 and had hoped to take the ferry from Stockholm to Tallinn. Has anyone here made this journey? I'd love to hear about your experiences with the ferry service, the best companies to book with, and any tips on what to do in Tallinn once we arrive. Also, what’s the vibe like on the ferry itself? Looking forward to your insights!