30 minutes with AI replaces a $129/year fitness app, tailored to his body
yongqianme · x · 2026-10-13
A blogger shows how he built a personalized fitness analysis app with AI in just 30 minutes, replacing a commercial app that cost $129/year. Screenshots show an 8-week training plan with daily calorie and protein targets (1700-1750 kcal, 125-135g protein, 3g creatine), morning weigh-in checklists, and AI-driven adjustments powered by Fitdays smart-scale data synced with Apple Fitness.
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