In 4 Simple Steps, I will show you how to use Backflip Madness.apk on your Phone once you are done downloading it..
You can do this by using any of our download mirrors listed here. Its 99% guaranteed to work.
Make sure that third party apps are currently enabled as an installation source. Go to your device settings like so: Settings -> Security -> and allow "Install from Unknown Sources".
Locate the Backflip Madness.apk file you just downloaded.
Click the file and it will start the normal installation process. Tap "Yes" when prompted for permissions. However, be sure to read all on-screen prompts.
Backflip Madness is now installed on your device. Enjoy!