There are numerous 3rd party android app stores and markets you can place your apps on along side Google Play. Our Bundle 2 SDK at Airpush is specially formulated for these other markets and pays a higher upfront rate of $0.05 per new user install and agreement opt world wide. Learn more here - http://www.airpush.com/bundled-2-landing-nick/
Or pm me to chat further.
Cheers,
Airpush Nick