Creating a structure for your app, however, can take a lot of time and energy, unless of course, you have the right tool in place. That is why many mobile developers start out with a mobile app wireframing or mockup tool. Mobile app wireframes can not only help save valuable time (and money!) but also help developers focus on the user experience.
https://mopinion.com/mobile-app-wireframing-mockup-tools/
A growing amount of companies are starting to realise that by attuning to their customer’s needs, they can grasp more opportunities for their own gain. One of these opportunities is the demand for mobile access to information regarding your company, be it regular company details or entire webshops.
https://mopinion.com/mobile-development-tools-an-overview/