There are many professionals who can build apps. In fact, there are software applications that have made it easier for people to build their own apps. If you want a custom app, however, you will have to search for the best custom app builder. Since every service provider will claim to be the best, you must create a list of at least 10 app building professionals or companies and compare them based on a variety of factors. This comparison will help you decide whether or not a service provider is best suited for the job.
Experience is a key factor of consideration, so be sure to compare the number of apps built by different service providers and give preference to the most experienced firm. You also need to compare the service charges of the shortlisted firms because you need affordable services.