Line AI is a Progressive Web App (PWA). No app store required — install it directly from your browser and play offline!
iPhone & iPad (Safari)
Open this website in Safari
Tap the Share button (square with arrow at the bottom)
Scroll down and tap "Add to Home Screen"
Tap "Add" — the Line AI icon will appear on your home screen
Android (Chrome)
Open this website in Chrome
Tap the menu icon (⋮) in the top-right corner
Tap "Add to Home screen" or "Install app"
Desktop (Chrome / Edge)
Open this website in Chrome or Edge
Click the install icon (⊕) in the address bar on the right
Click "Install" to add Line AI as a desktop app
💡 Once installed, Line AI works offline. Your settings and best score are saved on your device.