Cal AI's 15m downloads, $30m revenue before 20th birthday
cal ai, an ai-powered nutrition app, reached 15m downloads and $30m in annual revenue before its co-founder zach yadegari turned 20, and was acquired by myfitnesspal.
zach yadegari co-founded cal ai, an ai-powered nutrition app, at 17. the app used image recognition to calculate calories, protein, carbs, and fat from photos of meals. cal ai reached 15m downloads and $30m in annual revenue before yadegari turned 20. myfitnesspal acquired cal ai in december 2025, keeping the app standalone and retaining its seven-person team. yadegari will share cal ai's story at techcrunch disrupt 2026.