An application specifically designed to run on smartphones and tablets. Like pocket-sized tools that you can use anywhere.
Instagram, Uber, and WhatsApp are mobile apps that let you share photos, get rides, and send messages from your phone.
“Mobile app” is an application type, not a single cloud service. All major clouds support building and running mobile apps through combinations of services (backend APIs, authentication, databases, storage, push notifications, analytics, and CI/CD).