Use this formula for the cost calculation: hourly rate х number of hours spent = app design cost. For instance, if you need UI/UX app design close to Uber's and your designer charges $50 per hour x 246h (max design time) = $12,300 (UI/UX design of iOS and Android apps). You can read this guide about the [cost of designing an app]([https://www.cleveroad.com/blog/how-much-does-it-cost-to-design-a-mobile-app/\](https://www.cleveroad.com/blog/how-much-does-it-cost-to-design-a-mobile-app/)). Much depends on the region and application design requirements.
