Hi,
I am a freelancer , doing work from last 4+ years and created so many sites with full design work and I am good with Logo Design, Banner,Business Card,Info Graphy,Letterhead, Website Mockup,T-shirt Printing,Sign Board Design, Flyer, Brochure and you can say all kind of design work. Below is some sample business cards you can see it.
Business Cards:
http://www.click4demos.in/demos/#filter=.business-cards
And so many. So I can easily create your App. So if you are interested in my proposal then please let me know. We can discuss more for your App Design..
You will be glad to see our quality of work.
Let us give a chance to serve you in your objective.