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.
LTV:CAC Calculator
Calculate the ratio of customer lifetime value to acquisition cost. Enter LTV and CAC directly, or derive them from ARPU, gross margin, churn, spend, and new customers.
Open toolUTM Link Builder
Add UTM tracking parameters to any URL. Fill in source, medium, campaign, term, and content to get a clean, URL-encoded tracking link for Google Analytics 4.
Open toolUTM Link Parser & QA
Paste a URL and inspect its UTM parameters. Catch missing source/medium/campaign, spaces, mixed case, and duplicate params before they break your GA4 attribution.
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.