Free tools by Daymark
Ecommerce ROAS Calculator
Calculate real ecommerce ROAS, break-even ROAS, and max CAC after COGS, shipping, fees, discounts, and returns.
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Break-Even ROAS Calculator for Ecommerce
Calculate the break-even and target ROAS your store needs before you scale spend or set channel targets.
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Ecommerce Contribution Margin Calculator
Calculate contribution margin per order, margin percentage, max CAC, and break-even order volume from real variable costs.
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Ecommerce LTV:CAC Calculator
Calculate ecommerce LTV, margin-adjusted LTV:CAC, and CAC payback using repeat purchase assumptions.
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Blended ROAS Calculator
Calculate blended ROAS across Google Ads, Meta Ads, and TikTok Ads, and see the gap between platform-reported and actual store revenue.
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MER Calculator (Marketing Efficiency Ratio)
Calculate marketing efficiency ratio from total revenue and spend, then see the break-even MER you actually need at your margin, plus aMER.
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Blended CAC Calculator for Ecommerce
Calculate true blended CAC across all channels, then check first-order profitability, CAC payback, and LTV:CAC that channel-reported CAC hides.
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