BNA turns your idea into a fullstack, authenticated, production-ready iOS and Android apps in seconds. It generates complete Expo React Native apps with Convex, including realtime backend, database, API layer, authentication, iOS 26 Liquid Glass, light & dark mode, and a clean codebase you can download and edit freely with no badges. Enjoy BNA for FREE while in beta — no cost, no credit card — just add your API keys, choose your AI model, type your idea, and BNA builds the entire app.

Go from idea to fullstack mobile apps in seconds with BNA. Describe your vision and BNA generates a complete iOS and Android app powered by Expo, React Native, and Convex — with a fully configured backend, authentication, database, and realtime features ready for production. BNA gives you full control: bring your own API keys, choose which AI models to use, and manage your resources with full transparency. Prototype in minutes and launch production-ready iOS and Android apps faster than ever.