The game written over 2D template of Unity. As external package, DoTween used and required sprites (pipes,bird,clouds etc.) are provided by a flappy bird package.
Jump of bird is being controlled by the space key. There are 3 levels on the game, difficulty of first and second can be classified between easy-med whereas third level is a bit harder.
Only difference from the real game is some pipes are rotating on their own spheres.