Calculator for app development cost estimation using React Native specialists in the UK, Australia, and France for Event Management applications. This calculator is designed for apps that help users discover, register for, and navigate events, as well as tools for event organizers. React Native allows for efficient cross-platform development, suitable for reaching a wide audience on both iOS and Android. Developer rates for React Native experts in London (UK), Sydney/Melbourne (AU), and Paris (FR) will be key inputs. Core features influencing the estimate include event listings with detailed information (schedule, speakers, venue maps), attendee registration and ticketing (with payment gateway integration), personalized agenda creation, networking features (attendee lists, messaging), real-time updates and notifications, and interactive venue maps. For organizers, features might include attendee check-in tools, analytics dashboards, and content management systems. The calculator will consider the complexity of integrating with social media for event promotion, live polling or Q&A functionalities during sessions, and potential for virtual or hybrid event support. Backend development needs to handle user data, event information, and real-time interactions. Ongoing costs include app updates for new events, feature enhancements based on user feedback, and server maintenance.