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In this comprehensive tutorial, I’ll show you exactly how I reverse-engineered and cloned Cal.AI, a calorie tracking app that generates $1.4 million per month, using completely free no-code tools. You’ll learn how to build a fully functional AI-powered calorie tracker from scratch using Lovable.dev for the frontend and n8n for the AI automation backend.

What You’ll Learn:
✅ How to build a modern React app with Lovable.dev and Supabase
✅ Creating an intuitive calorie tracking interface
✅ Setting up AI image recognition for food identification
✅ Building automated workflows with n8n
✅ Integrating OpenAI for accurate calorie and macro calculations
✅ Connecting everything with webhooks for seamless data flow
✅ Deploying your app for real users

This is perfect for entrepreneurs, developers, and anyone interested in building AI-powered SaaS applications without writing complex code. The entire build uses free tiers and open-source tools, making it accessible to everyone.

Whether you’re looking to start your own health tech startup or just want to learn modern no-code development, this tutorial covers everything you need to know to build and deploy a professional-grade application.