The tools

Marketing Calculators

A few honest calculators we reach for. Numbers update as you type, nothing is sent anywhere, and each one tells you what the result actually means.

LTV, CAC and payback

How much a customer is worth, what you can spend to win one, and how long it takes to earn it back.

Monthly revenue per customer Gross margin (%) Monthly churn (%) Cost to acquire (CAC)

Avg. lifetime—

Lifetime value—

LTV : CAC—

CAC payback—

What your traffic is worth now, and what a better conversion rate would add.

Monthly visitors Conversion rate (%) Average order value Improve rate by (%)

Conversions / mo—

Revenue / mo—

With improvement—

Added / year—

Whether your ad spend actually pays off once margin is taken into account.

Ad spend Revenue from ads Gross margin (%)

ROAS—

Break-even ROAS—

Profit after spend—