QR Code Types Explained

QR Codes para App Store: links de download multiplataforma

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QR codes for app downloads: direct store links, smart redirects, Universal Links, and platform detection strategies.

  
  

    
  








  
  

    
    
      
      
  1. 
        App Store QR Codes: Cross-Platform Download Links
      
    2. 
      
      
  2. 
        Direct Store Links
      
    3. 
      
      
  3. 
        Smart Link Solutions
      
    4. 
      
      
  4. 
        Building a Simple Redirect
      
    5. 
      
      
  5. 
        Deep Linking
      
    6. 
      
      
  6. 
        Best Practices
      
    7. 
      
      
  7. 
        Key Takeaways
      
    8. 
      
    

  









  
  

  
  

    
    

      

App Store QR codes link to app download pages, directing users to the correct store based on their device. The challenge is creating a single QR code that works for both iOS and Android users.



The simplest approach uses direct store URLs:


Apple App Store:


https://apps.apple.com/app/id123456789



Google Play Store:


https://play.google.com/store/apps/details?id=com.example.app



However, a single QR code can only encode one URL. If you use the App Store link, Android users get a broken experience, and vice versa.



Smart links detect the scanning device and redirect to the appropriate store:


    

  1. Custom redirect page: Build a landing page at your domain that checks the User-Agent and redirects accordingly
    2. 

  2. Universal Links / App Links: Use iOS Universal Links and Android App Links for seamless deep linking
    3. 

  3. Third-party services: Tools like Onelink, Branch, or Firebase Dynamic Links handle cross-platform routing
    4. 



Building a Simple Redirect


A minimal smart link implementation:


    

  1. Create a page at https://yourdomain.com/app
    2. 

  2. Use JavaScript User-Agent detection:
    3. 

  3. iOS detected → redirect to App Store
    4. 

  4. Android detected → redirect to Play Store
    5. 

  5. Desktop → show a landing page with both links
    6. 



This approach gives you a single URL QR code that works for all users.


Deep Linking


Beyond app download, QR codes can deep link to specific content within an app:


    

  • iOS: Custom URL schemes (myapp://screen/123) or Universal Links
    • 

  • Android: Intent URIs or App Links
    • 

  • Deferred deep linking: Route to specific content after first-time install
    • 



Best Practices


    

  • Use your own domain for the redirect URL (not a third-party shortener)
    • 

  • Include a fallback landing page for desktop and unsupported devices
    • 

  • Test on both iOS and Android with the app both installed and not installed
    • 

  • Track platform-specific download metrics with UTM parameters
    • 

  • Include the app icon or screenshots next to the QR code for visual context
    • 



Key Takeaways


    

  • Direct store links only work for one platform
    • 

  • Smart links with device detection serve both iOS and Android from one QR code
    • 

  • Universal Links and App Links enable seamless in-app deep linking
    • 

  • Use your own domain for the redirect to maintain control
    • 

  • Always provide a desktop fallback page
    •