Hi,
We are very interested helping you creating your game like flappy bird, we have years of experience on game design on Android, iPhone, and Windows. Please do not hesitate to check my portfolio "https://www.freelancer.com/u/elboukharimu.html", there is a game like flappy that we've done and it's really working and selling really good at Google Play, we can create a new one for you, or sell that one for you.
Please send me all other details if you have about your game project, so we can start asap. we are available, and can start immediately. Looking forward to working with you. Thank you for your consideration. Regards