What is the Conferience application, how does it work?

According to the introduction of Conferience.com, Conferience is a Events app on the Android platform. There is currently a 2.5 version released on Jan 16, 2018, you can see the details below.

Conferience app provides the 3 following options: A) Attendees get NOTIFICATIONS when device screen is locked and when questions or ideas are posted by other attendees, B) attendees use BEACONS to connect with the event ID with just one click, or C) alternatively use the QR reader to gain quick access just by reading the QR code of the event.

Make sure that third-party apps are allowed on your device: go to Menu->Settings->Security-> and check "Unknown Sources"

Tap the APK file. Allow the app any required permissions it asks for. Then, at the bottom of the installer window, click INSTALL.

You'll see a confirmation the app is installed. Now you'll see the app available in your list of installed apps.