11 free tools · no signup

Calculators built for marketers & sellers

Fast, focused tools for the numbers you actually use — return on ad spend, acquisition cost, profit margins and more. Each one opens instantly, shows its formula, and lets you share results with a link.

  • Free forever
  • No signup
  • Mobile-friendly
  • Shareable results
Try the ROAS Calculator →

Advertising performance

Judge whether your paid media is actually working.

Customers & acquisition

Understand what a customer costs and what they’re worth.

Pricing, profit & planning

Set prices, protect margins, and plan spend with confidence.

Why ListCraft HQ

Most calculators are either generic, buried inside a SaaS funnel that wants your email, or stuffed into a slow blog post. ListCraft HQ is a focused suite made for marketing and ecommerce work: every tool opens instantly, explains the formula in plain language, includes real industry benchmarks, and lets you share results with a link.