Free tools by kant.dev
Tools.
Free tools for AI search, SEO, schema, product data, and domain infrastructure. Each runs on-site, no signup.
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Website New Website Check
Seven checks at once, one report, and Claude ranking what to fix first.
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Domain & email Domain Info Lookup
Registrar, certificate, DNS, hosting, mail, and subdomains of any domain.
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Compliance Cookie Scanner
What fires before consent, after reject, and after accept, tested in a browser.
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Website Website Duel
Two websites, five categories, one winner. With a link to share.
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Website Website Speed Check
Core Web Vitals on mobile and desktop, measured in a real browser.
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Compliance Abmahn-Check
Google Fonts, Impressum, trackers before consent, stale legal texts: the classic traps.
- Write to us
Result in hand, fix still open?
We build it into your CRM, PIM, or website. One call to scope it.
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Search & AI visibility AI Visibility Check
Can ChatGPT, Perplexity, and Google AI read, understand, and cite your site?
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AI New AI Agent Readiness Check
Can ChatGPT agent or Gemini click, read, and fill in your page? Tested in Chrome.
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AI New AI Brand Check
Ask ChatGPT with web search what your buyers ask. Are you named, or a competitor?
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AI New JavaScript SEO Check
Raw HTML against the rendered page: what AI crawlers miss without JavaScript.
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Search & AI visibility New AI Crawler Check
robots.txt rules for 18 AI bots plus live firewall tests: who can read your site.
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AI New AI Inbox Triage
Paste an email and watch an AI agent classify, extract, route, and draft a reply.
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Product data New Product Copy Generator
Attributes in; shop text, Google Shopping title, and marketplace bullets out.
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Website New Social Preview Check
How your link looks on LinkedIn, X, WhatsApp, and Slack, and what to fix.
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Compliance EU AI Act Risk Check
Six questions about one AI use case. Out comes the risk class and your duties.
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AI Will AI Replace My Job?
Your job split into tasks, each rated against what AI ships today.
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Compliance Barrierefreiheits-Check (BFSG)
WCAG 2.1 AA scan in a real browser, sorted by what to fix first for the BFSG.
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AI Chat With Your Website
We index a few pages of your site, and you chat with it. RAG, live.
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Domain & email Email Setup Check
SPF, DKIM, DMARC, and MX: can anyone send mail in your name?
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Website Embarrassment Finder
Lorem ipsum, TODO notes, broken umlauts, stale copyright years, found for you.
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AI Slop-O-Meter
Every AI tell in your text highlighted, plus a rewrite that passes the same test.
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Website Tech Stack Detector
CMS, shop system, tracking, consent tool, and hosting behind any website.
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Domain & email Typo Domain Check
Which misspellings of your domain exist, and whose site they lead to.
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AI Website Personality Test
If your website were a person: archetype, traits, strengths, weaknesses.
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Website Website Time Machine
How old a site really is, with one Internet Archive snapshot per year.
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AI Homepage Copy Fixer
Sharper hero copy, one clear call to action, proof where it counts.
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AI KI-Potenzial-Check
Five to eight concrete AI use cases for one business, ranked by impact and effort.
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AI Last 30 Days Signal Scan
Recent sources on one topic, with dates, what changed, and what to do next.
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AI Handwerk Radar
Hiring pressure, apprenticeships, weather, and this week's actions for one trade.
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Website Website Roast
A blunt critique of one page: clarity, trust, lead flow, and what to fix first.
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Search & AI visibility Schema Markup Check
JSON-LD validity and the entity graph that search engines and AI read.
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Search & AI visibility SEO Site Audit
Crawlability, metadata, headings, content, and links of one page, scored.
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Search & AI visibility Website Authority Checker
A 0 to 100 trust score from public domain, website, and mail signals.
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Product data Product Data Check
Upload a catalog CSV: missing fields, thin text, duplicate SKUs, invalid GTINs.
No tool matches that. Try a broader word, or write to us what you want to check.
Systems we built for
