Softr included SEO features for SEO ‘friendliness’, but it was never designed to be competitive for SERPs. Instead of clean permalinks, item details pages use ‘ugly’ URLs with Record Ids. Softr is handled more on the client-side rather than the back end, which doesn’t bode well for SEO either.
As of this year, Softr.io doesn’t even use Softr for its landing pages anymore. They are built with Webflow to improve performance. This is why I suggested the following for content you want to get noticed with Softr: