Marketing & Growth Calculators — United States
Funnel rates, advertizing costs and campaign returns. The arithmetic is the same everywhere; only the currency changes.
Funnel & conversion
Conversion Rate Calculator
What share of visitors take the action you want — and what a change in that rate is worth.
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Funnel Conversion Calculator
Track how many people survive each stage of a funnel, and find the step that costs you most.
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A/B Test Significance Calculator
Whether the difference between two variants is real or noize — with the p-value and the confidence interval.
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Marketing Attribution Calculator
How conversion credit splits across touchpoints under each attribution model — and how differently the same data reads depending on which you choose.
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Viral Coefficient Calculator
The viral coefficient — invitations times conversion rate — and what it does to growth above and below 1.
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Cohort Retention Calculator
How many of a starting cohort remain after each month at a steady retention rate — the survivors at one, three, six and twelve months, the cohort's half-life, the average customer lifetime and the revenue the cohort earns over it.
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Ad spend & return
ROAS Calculator
Return on ad spend, the margin-adjusted version that actually matters, and the break-even ROAS you need.
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CPM and CPC Calculator
Cost per thousand impressions, cost per click and click-through rate — all three from the same three numbers.
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SEO ROI Calculator
The return on an SEO programme — traffic value, revenue, payback period, and the paid spend the same traffic would have cost.
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Content Marketing ROI Calculator
What a piece of content returns — over its whole life, not its first month — with the cost per lead and the break-even traffic it needs.
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Affiliate Commission Calculator
What an affiliate programme earns and costs — commission per sale, the margin left, and the incremental sales it needs to be worth running.
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Reach and Frequency Calculator
From impressions and the size of the audience, the share of people a campaign reaches at least once, how many times the average person sees it, the rating points delivered, and what a target frequency would need.
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Email & audience
Email Marketing Calculator
Open rate, click rate, click-to-open and unsubscribe rate from one send — with the caveat about opens.
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About these calculators
These compute standard marketing measures from figures you supply. They cannot know how your platform attributes a conversion, and attribution is usually the largest source of disagreement between two people looking at the same campaign.