Count founder time in CAC — compute true customer acquisition cost

Many digital-first SMBs and solo founders mis-measure customer acquisition cost because they ignore founder time: small teams routinely spend hours on ads, outreach, content and analytics without translating that effort into dollars, so reported CACs understate the true cost relative to a $348 average customer value. That distortion makes growth decisions—and choices between paid channels and founder-led tactics—systemically risky for the roughly 3,000,000 digital-first SMBs this idea targets. You could build a lightweight Marketing Tech SaaS that ingests ad spend, payment and analytics data, connects to time-tracking or self-reported hours, and outputs channel- and cohort-level “true CAC” where founder time is valued by configurable presets (for example a conservative $50/hr). Automated integrations with Google Ads, Meta, Stripe, HubSpot and common time APIs plus cohort benchmarking and simple UX for small teams would let a founder see whether their time-added CAC exceeds a customer’s ACV and where to reallocate effort. Pricing could scale by revenue band to capture value for micro and small businesses without enterprise complexity. Market timing is favorable: the founder-economy is growing, paid CAC is rising, and ubiquitous APIs make the calculation technically straightforward; with 3,000,000 potential digital-first SMBs and an implied $1.044B market at $348 ACV the revenue potential is tangible but concentrated. Differentiation will depend on frictionless integrations, conservative privacy and attribution handling, and coaching-level UX to get founders to honestly value their time; key challenges are noisy attribution, data access limits, and persuading users to include subjective time costs in financial decisions, but a focused, founder-centric product with benchmarking can occupy a defensible niche against medium-competition analytics tools.