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AITDK SEO Extension vs Webcrawler API

Focuses on SEO analysis rather than generic content extraction.
AITDK SEO ExtensionYour All-In-One SEO Extension. Free traffic & keywords & whois & website SEO analyzer.Webcrawler APIExtract content from websites with powerful API or no-code

Side by side

What it is
AITDK SEO Extension:AITDK SEO Extension is a free Chrome extension that provides on-page SEO audits, traffic stats, WHOIS lookup, keyword density and more.
Webcrawler API:WebCrawler API extracts clean markdown from any website via API or no-code integrations.
Best for
AITDK SEO Extension:All-in-one free SEO browser extension
Webcrawler API:Clean markdown extraction for AI agents
Who it’s for
AITDK SEO Extension:SEO professionals, webmasters and marketers needing quick site analysis
Webcrawler API:Developers and AI teams needing structured web content for bots, search, or analysis.
Pricing
AITDK SEO Extension:Freemium
Webcrawler API:Freemium
Plans
AITDK SEO Extension:Free $0 · Starter $10 per month · Pro $20 per month
Webcrawler API:—
Works with
AITDK SEO Extension:—
Webcrawler API:cURL, Node.js, Python, PHP, Java, Zapier, Make, n8n
DevHunt upvotes
AITDK SEO Extension:26
Webcrawler API:5
Launched on DevHunt
AITDK SEO Extension:Jun 2024
Webcrawler API:Sep 2024

AITDK SEO Extension features

  • On-Page SEO Audit. Shows title, description, URL, H tags, images, links and other core SEO elements of any page.
  • Website Traffic Analysis. Displays monthly visits, bounce rate, dwell time, global rank and traffic source breakdown.
  • WHOIS Lookup. Provides domain registration, expiry dates, registrar and nameserver information.
  • Keyword Density Check. Lists most frequent keywords with count and density for the current page.
  • Headings & Images Analysis. Shows heading hierarchy, image alt/title status and link ratios (dofollow/nofollow).
  • Metadata Extraction. Collects and displays all metadata from the page in a clear format.
AITDK SEO Extension on DevHunt →Alternatives

Webcrawler API features

  • Clean markdown output. Returns page content as stripped, formatted markdown ready for LLM prompts.
  • Smart caching. Caches frequent pages for sub-second responses, up to 10x faster than fresh fetches.
  • Change detection feeds. Provides only changed pages with diffs, avoiding duplicate fetches.
  • Full infrastructure handling. Manages proxies, retries, headless browsers, CAPTCHAs and JavaScript rendering automatically.
  • No-code connectors. Integrates with Zapier, Make, n8n and Integrately for workflow automation.
  • Multi-language SDKs. Supports cURL, Node.js, Python, PHP, Java with ready-to-use snippets.
Webcrawler API on DevHunt →Alternatives

Based on each tool's website and DevHunt data. Details may change; check the official sites.