Is this a real website builder, or just a podcast page?

Yes, it is a real website builder. You pick a theme and color palette, set your logo and fonts, and arrange blocks on a flexible grid with drafts, revisions, and live preview, on your own custom domain. Everything you can do in Squarespace or Wix you can do here. The difference is that it opens with your episodes already in it and includes podcast blocks those builders do not have.

Read the full guide and sources