Simple apps with basic features will generally cost less than complex apps with advanced functionalities.
The more features and functionalities you want in your app, the higher the cost will be.
Custom UI/UX elements and responsive design can add to the overall cost.
Integration with third-party tools or platforms often involves additional development efforts.
If your app needs to be highly personalized for individual users or stores, it may involve more development time and resources.
Meeting these requirements may involve additional development efforts and could affect the overall cost.