Free tools · free & no account

Mini tools we
use ourselves.

Free public utilities without an account. Only the site audit asks for your email to record the result and follow up once.

Domain checker

Instantly check whether a .com, .nl, .io or other TLD is still available. Live DNS lookup via Cloudflare 1.1.1.1.

Review Lighthouse lab metrics and key SEO metadata for mobile and desktop.

Build clean campaign URLs with UTM parameters. Copy-paste ready — with validation and preview.

Turn titles into SEO-friendly URL slugs — including diacritics, case normalisation and length cap.

Estimate the payback time of an AI automation. Based on manual hours and hourly rate.

Tool · free

Works for .com · .net · .org · .nl · .io · .app · .dev · and 20+ TLDs

— A tool you're missing?

If we'd use it ourselves, we'll build it. Call or email, and it's there next week.

— Amsterdam · responses within 24h