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SERP Preview Tool vs OpenSEO

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

SERP Preview Tool compared with OpenSEO
DetailSERP Preview Tool logo SERP Preview ToolOpenSEO logo OpenSEO
What it doesVisualize your search engine results in Google with desktop and mobile SERP preview Open-source SEO tools you can run yourself, read every line of, and hand to your AI agent
StageNot given Not given
FoundedNot given Not given
Based inAU Not given
Pricing modelFree Open source
PricingNot given Hosted app: free, all features unlimited. Self-hosted: free, open source under MIT licence. Search data from YepAPI: paid per lookup. Examples: keyword overview $0.47–$0.57, keyword ideas $0.07–$0.25, SERP checker $0.25–$0.26, rank check $0.02–$0.10, backlink checker $0.30–$0.34. New YepAPI accounts
Key features
  • Desktop and mobile SERP preview
  • Pixel-perfect Google search results emulation
  • Automatic favicon display
  • Keyword bolding in results
  • Character and pixel counting
  • Title tag length verification
  • Meta description length verification
  • Keyword research with difficulty, volume and top 10 results
  • SERP checker for any location with desktop and mobile options
  • Rank tracking to top 20, 50 or 100 by country, city or coordinates
  • Backlink checker with monthly link history
  • AI visibility tracking across 120+ AI models with web search
  • Local rank checker with geo-grid maps
  • MCP server with 76 tools for AI agents
  • Google Search Console integration
  • Self-hosting with Docker on your own server
What makes it different
  • Free to use with no registration required
  • See exactly how your favicon displays in search results
  • Real-time character and pixel warnings prevent content from being cut off
  • MIT licensed open-source code you can read and modify completely
  • Self-hosted option keeps all your data on your own server
  • Pay per lookup with spending limits controlled by you
  • AI agents have spending ceilings to prevent overspending
Community votes01
DR (Domain Rating by Ahrefs)44 no change since last check5 +1 (up) since last check
Trust Flow (Majestic)140
Citation Flow (Majestic)2013
Referring domains (Majestic)1761

4 details filled in for both companies.

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