Hello,
Based on your description, your app need has following function:
1. Show the restaurant menu.
2. Download the menu from web service and store locally.
3. Update the menu.
I need the full requirement before the project start.
We will show you the progress every 2 days.
We are a company that have done many apps of ios(iphone and ipad), android and python for other company and persons. Although we cannot show them all because of NDA, you can see the projects we done in freelancer.com at http://www.freelancer.com/users/feedback_2787269.html. These projects can prove our ability to finish your project.
We are ready to work for you as soon as possible.
Best regards.