app developer

User can create anaccount by purchasing a plan
As per plan user can create account
User can add name number email address images videos files payment option ect
User can select thems design
(It will work as website)
Now link will be generated or user can attach thir domain
User will share that link to their clients
It will work as website for user or digital visiting card
User will get dashboard to see the analytical information and to update the details like mention above
(More customisation)
So who can create this kind of app ?