NonStop.io builds custom mobile apps for iOS, Android, and cross-platform environments using Flutter and related tech, focusing on secure, scalable, high-performance applications that align with business goals and drive user engagement. Their services include Progressive Web Apps with offline support and push notifications, wearable and IoT app development for real-time connectivity across devices, and AR/VR mobile experiences using ARKit and ARCore. They also modernize and optimize existing mobile systems to improve performance, usability, and security for evolving product needs, with enterprise-grade practices like secure authentication, data protection, and compliance built in. With expert teams and production discipline, NonStop engineers apps that perform reliably, integrate seamlessly with backend APIs, and provide consistent user experiences across platforms.