Free Tool

Market Size Calculator — TAM, SAM & SOM

Calculate your Total Addressable Market, Serviceable Addressable Market, and Serviceable Obtainable Market in 60 seconds. Get investor-ready numbers without a consultant.

Total potential customers in your target market

Average annual revenue per customer ($)

What % of those customers can you realistically reach? based on geography, language, niche

What % market share could you realistically capture in 3 years? % of your SAM

What's your market? optional

Your market size

TAM

—

Total Addressable Market — everyone who has the problem

SAM

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Serviceable Addressable Market — who you can reach

SOM

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Serviceable Obtainable Market — your realistic 3-year target

Investor context

Most early-stage investors want to see a SAM of at least $100M and a believable path to $10M ARR. Your SOM is the number that matters most — it should match your financial projections.

Numbers are only half the story

Investors also want to see whether your product and pitch land. Submit your landing page or pitch deck to HelpMarq for structured feedback from matched reviewers — free.

Get feedback on your pitch →