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Brief
Siteliner

Siteliner

SEO Tools & Content Analysissiteliner.com

Free tier with generous crawl limits for small to medium websites

Founded: 2010HQ: United States, Tennessee, United States

Last updated May 11, 2026

At a glance

Employees
1-10
Funding
bootstrap
Revenue
$1M-$10M

About

Siteliner occupies a niche position in the SEO tools market, specifically focusing on internal duplicate content detection. As a product from Copyscape, it benefits from brand recognition in the content originality space and serves as a complementary tool to external plagiarism detection services.

Siteliner is a specialized web-based tool designed to help website owners, SEO professionals, and content managers identify and resolve duplicate content issues across their websites. The platform crawls websites to detect identical or similar content across multiple pages, broken links, page load times, and other technical SEO factors that can impact search engine rankings and user experience. By providing detailed reports on content duplication percentages, internal linking structures, and page-level metrics, Siteliner enables users to optimize their websites for better search engine performance and content quality. Developed by Copyscape, a well-established company in the plagiarism detection space, Siteliner leverages similar technology to analyze internal website content rather than external plagiarism. The tool serves as a complementary product to Copyscape's external duplicate content detection services, offering webmasters a comprehensive solution for maintaining content originality both internally and externally. Siteliner has become a trusted resource in the SEO and digital marketing community for its straightforward interface and actionable insights that help improve website quality and search engine optimization.

Business model

B2B/B2C Freemium SaaS

Target market

Website owners, SEO professionals, digital marketing agencies, content managers, and webmasters seeking to identify and eliminate duplicate content issues

What they offer

  • Duplicate Content Detection

    Scans websites to identify pages with duplicate or highly similar content, providing percentage matches and specific page comparisons

  • Broken Link Checker

    Identifies broken internal and external links across the website to improve user experience and SEO

  • Page Load Time Analysis

    Measures and reports page load speeds to help optimize website performance

  • Internal Link Analysis

    Maps internal linking structure and identifies pages with too many or too few internal links

  • Site Statistics Dashboard

    Provides overview metrics including total pages, word count, duplicate content percentage, and common content analysis

  • Page-Level Reports

    Detailed reports for individual pages showing duplicate content matches, link counts, and word counts

Use cases

Identifying duplicate content across website pagesFinding broken links and technical issuesAnalyzing content similarity between pagesSEO optimization and content auditingWebsite maintenance and cleanup

Customer segments

Website ownersSEO professionalsContent managersDigital marketersWeb developers

Tech & specs

Technology stack

Node.jsPostgreSQLAWS

Deployment

CloudSaaS
Corporate history
  • 2010Founded

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