Free tools · Content analysis
Duplicate Content Checker
Measure how much of one page is copied from another, passage by passage.
Compares 5-word passages, so it catches reworded boilerplate that a whole-string comparison would miss.
Related tools
One check is a snapshot. Tracking is the product.
SERP Checker watches your Google positions daily and asks ChatGPT, Claude, Gemini, Perplexity, Copilot and Google AI Overviews the questions your buyers ask — then shows you which answers name a competitor instead of you.
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