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MarketingDB
5 free toolsFree Tools by MarketingDB

Genuinely useful, no-nonsense tools for founders and marketers — the ones we reach for while building and shipping products. No signup, no limits, no catch.

No signup, everRuns in your browserFree forever

For founders

1
SaaS Metrics CalculatorLTV, CAC, churn & payback

SaaS Metrics Calculator

Enter four numbers and get investor-ready metrics — customer LTV, LTV:CAC ratio, CAC payback, MRR and ARR.

Founder, MetricsOpen tool

SEO tools

3
Domain Rating CheckerCheck any site’s DR — free

Domain Rating Checker

Instantly check any website’s Domain Rating, plus a full live report: SSL, hosting, tech stack, SEO and speed.

SEO, Free ToolOpen tool
Meta Tag GeneratorTitle, description & OG tags

Meta Tag Generator

Write the perfect title and meta description with a live Google & social preview, then copy the meta tags.

SEO, Free ToolOpen tool
URL Slug GeneratorSEO-friendly slugs

URL Slug Generator

Turn any title into a clean, lowercase, hyphenated slug — accent-free, with optional stop-word removal.

SEO, Free ToolOpen tool

Marketing tools

1
UTM Campaign BuilderBuild trackable links

UTM Campaign Builder

Create clean, consistent UTM campaign URLs so every click is attributed correctly in your analytics.

Marketing, AnalyticsOpen tool
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