The benefit to hire cross platform app developer from Rosix Technology is you can build one app and deploy it on many mobile operating platforms. We use responsive development techniques to convey our cross-platform mobile development projects and our skilled cross-platform developers can create multi-platform based experiences that meet your requirements.
This is good from a business perspective because you are essentially using the same skeleton of the app but fleshing it out for use on the different platforms. This is also good news for cross-platform developers because more businesses will want their special services as word gets around of their successful cross-platform projects.
You will have to make your app development team sign a 100% non-disclosure of project information including the source code. This means that they are legally barred from claiming ownership over the cross platform apps after the project ends. This is fair because you already paid them for their services so they have to turn over the entire rights to the project to you as the buyer.