This is a sample Kiosk app that runs under the device ownership of WSO2 IoT Android agent. You may publish this apk to the IoT AppStore and push it to the android COSU device from there or you may configure it as to auto download once the device is being provisioned as COSU device.
The app includes a simple web-view where it allows users to login to the web-app and see different analytics that relevant to him. The app also supports NFC authentication, where the user can use WSO2 NFC Provisioning app to do authentication by bumping.