Two keywords can look different yet mean the same thing to Google - or look similar and mean completely different things. The SERP Overlap Analyzer settles the question with evidence: it compares the actual ranking URLs of both searches and measures how much of the result set they share.

Paste the ranking URLs of the first search into SERP A and the second into SERP B, one per line in rank order, then click Compare SERPs. You get the shared-URL count, Jaccard overlap percentage, an overlap coefficient against the smaller SERP, the average rank movement of shared pages, and lists of what is unique to each side - ending with a clear verdict on whether one page can serve both queries or each needs its own.