How to install Flappy Birds on iOS Devices: How to install Flappy Bird on Android: You can look for the game on Google and find a link. It can be searched on Android devices, downloaded and installed on the device. If you are OK with playing with clones, then go for Fall Out Birds and play. How to install Flappy Birds on Windows: Windows users have the facility of downloading Flappy Bird version by IG Mobile for free. You can also install Flappy Bird on a desktop. A Flappy Bird flash version is also available online.