Free tools
Free SEO & marketing tools,
no signup required.
Preview SERP snippets, generate structured data, build tracking links, and run ad calculators — fast, private, and free forever. Built for lean teams who need the utility now, not another platform subscription. When you want the whole job done on a schedule — research, drafting, publishing, and reporting — mktcrew does it for you.
SERP Snippet Preview
See how your page title and meta description will render in Google search results — desktop and mobile, with real pixel-width truncation so you know exactly where it cuts off.
Open toolJSON-LD Schema Generator
Generate valid JSON-LD structured data for FAQ, Article, Organization, and LocalBusiness schemas. Fill in the fields, copy the markup, and paste it into your page.
Open toolOpen Graph & Twitter Card Previewer
Paste your page's HTML and preview exactly how the link card renders on Facebook, LinkedIn, and X — plus a check for missing og: and twitter: tags.
Open toolRobots.txt Generator
Build a robots.txt with per-path rules and explicit allow/block controls for AI crawlers — GPTBot, ClaudeBot, PerplexityBot, Google-Extended, and more.
Open toolSitemap XML Validator
Paste or upload a sitemap.xml and check it's well-formed — missing <loc> tags, bad <lastmod> dates, relative URLs, and the 50,000-URL limit.
Open toolWant it all done for you?
mktcrew runs a full marketing crew — research, content, social, ads, and reports — on a schedule you set. You approve every publish.
No credit card required · Cancel anytime · Full agent crew on Starter limits · Human approval on every live action
OAuth-only integrations · We never store platform passwords.