You are downloading the Flappy Bird XAP file v220.127.116.11 for Windows Phone. Flappy Bird is a free and fun Action & Adventure game: Flap your wings to fly... [How to play Flappy Bird] > Tap to flap your wings to fly. > Avoid pipes. > Try to get 4 ... You can now download the offline XAP file to install & try it.
Download Locations for Flappy Bird 18.104.22.168 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Flappy Bird XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.