Free SEO extension 🔥

Keyword cannibalization checker

List your pages below. This flags pairs whose titles and descriptions overlap heavily enough that they might be competing against each other in search results instead of ranking together.

Works with
  • Google
Potential cannibalization

What is keyword cannibalization?

Keyword cannibalization happens when several pages on the same website target the same search and compete with each other. Instead of one strong page, search engines see two or three similar ones and may rotate between them, showing none of them as high as a single focused page could rank.

It often creeps in over time: a blog writes about a topic twice a few years apart, a store has category pages and blog posts with nearly identical titles, or location pages repeat the same wording. The pages look different to the site owner but read almost the same to a search engine.

Comparing page titles and meta descriptions for overlapping keywords is a quick way to find candidates. Search Console data then confirms whether two pages really swap places for the same queries.

Why use the Keyword Cannibalization Checker?

When several of your pages target the same query, search engines must choose between them — often ranking none of them well. Spotting overlapping titles and descriptions is the first step to consolidating them into one stronger page.

How to use it

  1. Paste your pages' URLs with their titles and meta descriptions.
  2. Run the check to find pages with heavily overlapping keywords.
  3. For each overlap, merge the pages, re-target one, or make the intent clearly different.

Tips for better results

  • Confirm with Search Console: two URLs swapping rankings for the same query is the clearest sign.
  • When merging, 301-redirect the weaker page to the stronger one.
  • Different intent (guide vs. product page) can share keywords without competing.

Step by step, with screenshots

  1. 1List your pages with titles and descriptions — pairs that compete are flagged.
    Step 1: List your pages with titles and descriptions — pairs that compete are flagged.

Features of the Keyword Cannibalization Checker

  • Compares your pages in pairs. Paste URLs with titles and descriptions to check every pair.
  • Overlap scores. Pages that share many keywords are flagged.
  • Clear list of candidates. See which pairs to review first.
  • Private. Runs in your browser; nothing is uploaded.

Who is it for?

  • Bloggers with large archives: find posts that cover the same topic.
  • Online stores: separate category pages from overlapping guides.
  • SEO specialists: plan merges during a content audit.
  • Agencies: explain to clients why pages are not ranking.

Understanding your results

A flagged pair is a candidate, not a verdict. Similar pages are fine when they serve different intents — for example a buying guide and a product page. Check whether both pages appear for the same queries in Search Console.

When they truly compete, merge them into the stronger page and redirect the other, re-target one page at a different search, or make the difference in intent clear in titles and content.

Example: two pages competing for the same search

An online shoe store in Canada had a category page titled "Women's Running Shoes" and a blog post titled "Best Women's Running Shoes". Neither ranked well, and Search Console showed them swapping places.

The Keyword Cannibalization Checker flagged the pair as heavily overlapping. The store kept the category page for shopping searches and re-targeted the blog post at a different question — "how to choose running shoes for flat feet" — with a link to the category page. Both pages then settled into stable positions for their own searches.

Common mistakes to avoid

  • Deleting a page without redirecting it.
  • Merging pages that serve different intents.
  • Fixing titles but leaving near-identical content.
  • Creating new posts on topics you have already covered.

Frequently asked questions

Is having similar pages always bad?

No. It is a problem only when the pages serve the same intent for the same query.

What is the best fix?

Usually consolidating into one comprehensive page and redirecting the others to it.

Is my data uploaded?

No — the comparison runs in your browser.

How do I confirm cannibalization?

In Search Console, filter by the query and check the Pages tab. If two URLs swap places for the same query, they are competing.

Should I delete one of the pages?

Usually merge the weaker page into the stronger one and add a 301 redirect, rather than deleting it.

Can product and category pages cannibalize each other?

Yes, when their titles and content target the same search. Give each a clear, different focus.

Is my data private?

Yes. Keyword Cannibalization Checker runs entirely in your browser — nothing you type or paste is sent to or stored by SeoSpidie.

Is it free?

Yes. The Keyword Cannibalization Checker is free to use with no sign-up. SeoSpidie is supported by advertising.

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