mobile app development for android/ios/ipad/tablet

We are looking for a mobile applications to be developed that will allow a customer to scan a model number or manually enter a model number, search websites/database(s) to allow users to find part numbers, search part numbers on various sites to display best prices. Ads and affiliate links will be added. We would like to work with someone long term who can optimize technical details to optimize user experience. Please reach out with any questions.