Dong Nguyen, the creator of Flappy Bird, has just released Swing Copters for iOS and Android devices. The game is free if you don't mind a few ads on Android. iOS users have the option to pay $1.29 (USD) to remove the ads though this option is curiously missing from the Android release.
If you want to try it for yourself, you can pick up the Android version here. If you have an iOS device, you can get your copy right here.
If you want to try it for yourself, you can pick up the Android version here. If you have an iOS device, you can get your copy right here.