Free tools

Calculators with no email gate.

Everything runs in your browser. Nothing is sent anywhere, nothing is stored, and we don't ask for your email to show you a number you could work out in a spreadsheet.

Break-Even ROAS Calculator

Find the ROAS floor below which every order loses money.

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CAC Payback Calculator

Blended CAC, payback period, and a horizon-capped LTV:CAC ratio.

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Conversion Lift ROI Calculator

What a conversion rate improvement is worth versus buying the same revenue with ads.

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Media Budget Planner

Work backwards from a revenue target to the ad spend it actually requires.

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A/B Test Sample Size Calculator

Find how long a test must run before you're allowed to look at it.

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Creative Volume Calculator

Find out whether your creative output can outrun fatigue.

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Churn Impact Calculator

See what a small churn improvement does to lifetime value and your bid ceiling.

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Free Shipping Threshold Calculator

Find a threshold that lifts order value without absorbing more shipping than it earns.

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In-House vs Agency Cost Calculator

Compare a fully-loaded salary against a retainer, not just the headline numbers.

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Content Break-Even Calculator

Find the month a content program repays what it cost to produce.

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Discount Break-Even Calculator

Find how much extra volume a discount must produce just to stand still.

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B2B Pipeline Model

Work backwards from a revenue target to the leads and spend it implies.

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Geo Holdout Test Designer

Size an incrementality test before you spend real revenue running it.

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Organic Traffic Value Calculator

What your organic sessions would cost to buy back via paid search: the number that justifies an SEO retainer.

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MER Calculator

Your blended marketing efficiency ratio, and the break-even floor your margin actually requires.

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Referral Program ROI Calculator

Weigh referred revenue against reward payouts and overhead, and against your paid CAC.

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K-Factor (Viral Coefficient) Calculator

Find whether your invite mechanic actually compounds growth, or just extends your reach.

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Multi-Touch Attribution Model Calculator

See how much a channel's credit changes depending only on which attribution model you pick.

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Trusted by teams at

NorthwindLumen LabsHarborlineVerdantAtlas FoodsPoka HealthBrightsideCobalt BankMeridianArdentFoundryKestrel

Beyond the calculator

We'll run these on your real numbers.

A free 30-minute teardown where we build the full model from your actual data: contribution margin, payback, and where the funnel leaks.

Book my free audit See the proof first