Hello I'm an iPhone and iPad app marketer with a couple years of experience. I have been part of games that have hit number 1 across the globe. (https://itunes.apple.com/us/app/stick-run/id501880506?mt=8
I would be happy to take a revenue share or upfront deal for promoting your apps I have a couple distribution channels, many review site contacts, etc.
Shoot me an email at email@example.com if you're interested in working together.