The minimum cost of creating an application starts at $10,000, but to get an estimated cost of your app project, You need to consider tins of factors. Beside The cost Of Building An App, the maintenance of the app can be quite expensive in the first year of its operation.
Factors that influence the Cost To Develop An App:
Integrations And Required Tech Stack
App Development Team
App Building Platform
App Hosting and Security
App UI/UX