Businesscalendar_todayLast updated: Apr 2026
What is Product-Market Fit?
/ˈprɒdʌkt ˈmɑːrkɪt ˈfɪt/
Product-market fit is the point when a product is so well-suited to what customers actually want that it sells itself through word-of-mouth. Growth accelerates naturally because demand far exceeds supply and customers are thrilled.
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Everyday Example
Instagram achieved product-market fit in 2011 when users started inviting their friends without being asked—the product was so good people wanted to share it.
publicReal-World Application
“Y Combinator evaluates every startup on one metric: how close are they to product-market fit? Because reaching it is the single biggest predictor of company success.”
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Did you know?
The term was popularized by Marc Andreessen in 2007, but the concept is older; early tech founders realised that great products don't need marketing—they need satisfied customers.
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Key Insight
Before scaling, profit, or even hiring—find customers obsessed enough to evangelize for you.
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