what this is: a phone-shaped iframe loading the brand's PWA at mobile dimensions. Same rendering you'd see if the APK were installed on your device — every interaction, every API call, every page nav runs against the live brand origin.
real APK: for the actual signed Android app, see
/downloads/ · install on physical device or sideload.
coming next: a KVM-backed Android emulator running the real APK in-browser.