Digital Product Sales App Development

I need a web-based app that I can launch on Google Play Store and Apple Store. The app will be used to sell digital products or downloads, with customers paying via one-time payments per product.

Requirements

- User-friendly interface for seamless navigation - Secure payment gateway integration for one-time payments - Robust backend to manage product listings and sales - Optimized for both Android and iOS platforms - Compliance with all app store guidelines Ideal Skills & Experience: - Proven experience in developing web-based apps - Strong knowledge of payment integration - Familiarity with app store submission processes - Experience in UI/UX design for mobile platforms - Ability to provide ongoing support and maintenance after launch