Install to your home screen — fullscreen & offline: Android (Chrome): menu ⋮ → “Add to Home screen” iPhone (Safari): Share → “Add to Home Screen” Desktop (Chrome/Edge): this button, or the install icon in the address bar. Want just one game? Each game installs on its own too — open it and use Add to Home Screen / Install. Already installed? Open it from your home screen, or the “Open in app” icon in the address bar.