They provide a broader range of results and often catch things one single engine might miss.
If your goal is to "rank" or get clicks, you're looking at and Meta Descriptions . These are your "sales pitches" in the search results. The Perfect Meta Description Checklist: How to Write Meta Descriptions | Google Search Central meta search
A metasearch engine doesn’t have its own database of web pages. Instead, it sends your query to multiple search engines (like Google, Bing, and Yahoo) simultaneously, aggregates their results, and presents them in a single list. They provide a broader range of results and