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