Backlink & domain authority tools

Link exchanges, PR outreach marketplaces, and backlink gap analyzers for building domain rating.

8 tools, 4 with a free plan or free tier. Ranked by monthly visits.

8 tools

  • SemrushFull-stack SEO, PPC, keyword gap, backlink audit, and AI search visibility suite used by marketing teams and agencies.
    28.4M/moFree
  • SE RankingRank tracker, technical website auditor, keyword researcher, and agency reporting suite with daily location-accurate SERP checks.
    2.5M/moFree
  • MangoolsFive-tool SEO bundle (KWFinder, SERPChecker, SERPWatcher, LinkMiner, SiteProfiler) built for bloggers and small teams who find Semrush too heavy.
    780K/moFree
  • OpenSEOOpen-source SEO platform offering keyword research, backlink analysis, rank tracking, and MCP connectivity billed by usage instead of $100+ seats.
    433.2K/moFree
  • OutrankAutomated SEO article generator and backlink exchange network that publishes daily keyword-targeted posts to WordPress, Webflow, and Notion.
    412K/mo
  • BabyLoveGrowthAutomated GEO/SEO article publisher and backlink exchange designed to get startups cited in ChatGPT, Perplexity, and Google.
    118K/mo
  • PressWhizzLink-building and editorial PR marketplace for buying vetted contextual backlinks with fast turnaround and transparent domain metrics.
    $189.3K/30d
  • Backlinker AIAutomated digital PR and journalist pitch responder that monitors reporter requests and drafts expert quotes to earn high-DR backlinks.
    $18.9K/30d

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