Custom Mobile App Development Services

AppZime stands out for its combination of technical excellence and business-focused strategy. We don't just code — we help you build scalable, secure, and high-performing mobile applications tailored to your goals. Every project follows an agile methodology with transparent updates, dedicated project managers, and direct access to developers. Our team has deep experience across Android, iOS, and cross-platform development, plus expertise in AI/ML integration, DevOps, and product design.

We use industry-leading technologies including: Native Android: Kotlin, Java, Android SDK, Jetpack Compose Native iOS: Swift, Objective-C, SwiftUI, UIKit Cross-Platform: Flutter, React Native, Dart, JavaScript Backend: Node.js, Python, Java Spring Boot, .NET, Firebase Databases: PostgreSQL, MongoDB, MySQL, Realm, SQLite Cloud & DevOps: AWS, Google Cloud, Azure, Docker, Kubernetes, CI/CD pipelines AI/ML: TensorFlow Lite, Core ML, ChatGPT API, Gemini API for intelligent features

Timeline depends on complexity, features, and platform: Simple MVP (Single Platform): 8–12 weeks Mid-Complexity App (Android + iOS): 12–20 weeks Complex, Feature-Rich App: 20–36 weeks We follow agile sprints with bi-weekly releases, so you see progress continuously. Cross-platform development with Flutter or React Native can reduce timelines by 30–40%. Contact us for a detailed project estimate.

Absolutely. We specialize in native Android (hire Android developers), native iOS (hire iOS developers), and cross-platform solutions using Flutter and React Native (hire Flutter developers). We help you choose the right approach based on budget, timeline, performance needs, and long-term goals.

Security and scalability are built into every layer: Secure Authentication: OAuth 2.0, JWT, biometric login Data Encryption: AES-256, TLS/SSL for data in transit API Security: Rate limiting, token-based auth, input validation Compliance: GDPR, HIPAA, PCI-DSS adherence for regulated industries Scalable Architecture: Microservices, cloud-native infrastructure, auto-scaling, load balancing DevOps Best Practices: Automated testing, CI/CD pipelines, performance monitoring We also conduct security audits, penetration testing, and code reviews. Learn more about our DevOps & Cloud expertise.

Yes. We offer flexible post-launch maintenance packages including: Bug fixes and crash resolution OS version updates (iOS, Android) Performance optimization and monitoring Feature enhancements and iterations Security patches and compliance updates Analytics integration and optimization Many clients choose monthly retainers for ongoing support and continuous improvement. Contact us to discuss maintenance plans.

We offer flexible engagement models: Dedicated Team: Hire dedicated developers who work exclusively on your project Staff Augmentation: Extend your in-house team with our specialists Fixed-Price Projects: Complete ownership from our side, with regular updates Hybrid Model: Combine dedicated resources with project-based delivery Our developers integrate seamlessly with your workflows, use your project management tools (Jira, Trello, Asana), and communicate via Slack, Teams, or email. We support remote collaboration, onsite visits, and flexible time zones. Explore our IT staffing services.

We monitor app performance continuously using tools like Firebase Performance Monitoring, New Relic, and Crashlytics. Post-launch, we: Track crash reports and resolve issues within SLA Analyze user behavior and engagement metrics Conduct A/B testing for feature optimization Optimize API response times and database queries Reduce app size and improve load times Implement caching, lazy loading, and code splitting Iterate based on user feedback and analytics We also provide quarterly performance audits and recommendations for continuous improvement. Our DevOps team ensures your backend infrastructure scales efficiently with user growth.