You need to go to Google Play Store (link), search COA, download and install the application.
Don't have an app?? Why not download it now?
An advertisement will appear on the screen when your phone wakes. You can then conduct any of the swiping options available on the screen.
Video advertisement will appear on an incoming call, instead of the ringtone. A user answering a phone call after 6 seconds of such video, gets rewarded and on either cases, users has the option to interact with various options that follows after the call is ended - including the replay option.
If you are interested in any of the displayed advertisement then you can interact to those advertisement with the various provided options.
Inquiry Swiping up will enable you to put their queries directly to the advertisers.
Swipe Left Swiping down enables you to visit advertiser’s web page, Facebook page, You tube or any URL.
Swipe Down Swiping down will enable users to call directly to the advertiser.
Swipe Right Swipe right to unlock your screen and carry on with your regular activity.
Video Replay You can tap in the video replay button if you want to watch the video again.
For each actions performed in lock screen advertisement and for receiving a call after watching the video advertisement after 6 seconds, user is entitled with the reward.
After user reaches a sufficient balance to check out, one can transfer the reward balance to the payment gateways/digital wallets, charity or directly top up their mobile depending on the provisions provided in each countries.
You can manually select the video of your choice to be played on your incoming call at the time when there are no advertisements targeted to you.