Define the app idea and target users
Choose the app type: web app, mobile app, or desktop app
Sketch the main screens and user flow
Use free no-code tools like Glide, Adalo, or Bubble
Use free coding tools like Visual Studio Code, Flutter, React Native, or Android Studio
Use free design tools like Figma or Canva
Use free backend services like Firebase, Supabase, or Appwrite
Use free hosting platforms like GitHub Pages, Vercel, Netlify, or Render
Use free app testing tools and device emulators
Build a minimum viable version first
Test the app with real users
Fix bugs and improve the app
Publish on free platforms where possible
Use free app store developer programs or free web deployment
Promote the app using free social media and communities