Mobile App Development

Mobile App Development for Android & iPhone (iOS)

High-performance Android and iPhone apps built with Flutter, Dart, Kotlin and Swift — from idea and UI/UX design to Google Play and App Store launch.

Android and iPhone app screens with Flutter, Dart, Kotlin, Swift, React Native and Firebase technology labels

Mobile App Development Overview

Your customers spend most of their screen time inside apps. A fast, well-designed mobile app puts your business on their home screen — making it easier to order, book, pay, track and come back again. Whether you need a customer-facing app, an internal tool for your team or a mobile companion to your website, we build apps people actually enjoy using.

We develop for both Android and iPhone. For most projects we recommend Flutter with Dart, which delivers native-quality performance on both platforms from a single codebase — saving time and budget. When a project calls for platform-specific capabilities, we build fully native apps in Kotlin for Android and Swift/SwiftUI for iOS, and we also work with React Native. Every app comes with the backend, APIs and admin panel it needs, and we handle the complete launch on Google Play and the Apple App Store.

What’s Included

Our Mobile App Development Services

  • Cross-Platform Apps with Flutter

    One Dart codebase for Android and iOS with smooth 60–120 fps animations, native feel and faster, more affordable delivery.

  • Native Android Apps (Kotlin)

    Android apps built with Kotlin and Jetpack Compose that make full use of device hardware and Google services.

  • Native iPhone & iPad Apps (Swift)

    iOS apps in Swift and SwiftUI that follow Apple’s Human Interface Guidelines and feel right at home on iPhone and iPad.

  • App UI/UX Design

    User research, wireframes, interactive prototypes and polished interfaces designed for thumbs, gestures and small screens.

  • Backend, APIs & Admin Panels

    Secure REST/GraphQL APIs, Firebase or Node.js backends, push notifications, payments and a web admin to manage your app.

  • Launch, Maintenance & Updates

    Google Play and App Store submission, crash monitoring, OS-version updates, new features and ongoing technical support.

Benefits

Why Build Your App With WebCentauri?

  • One partner for design, app development, backend, website and launch — no hand-offs between agencies.
  • Flutter-first approach that reaches Android and iPhone users with one codebase and lower cost of ownership.
  • Native Kotlin and Swift expertise whenever your app needs deep platform features.
  • Secure authentication, encrypted data handling and store-compliant privacy practices built in.
  • Transparent milestones, regular test builds on your own phone, and support long after launch.

Technologies Used for Mobile App Development

  • Flutter
  • Dart
  • Kotlin
  • Jetpack Compose
  • Swift
  • SwiftUI
  • React Native
  • Firebase
  • Node.js
  • REST & GraphQL APIs
  • SQLite
  • Google Play Console
  • App Store Connect

We recommend the right tools for your goals, budget and team — never a one-size-fits-all stack.

Discuss Your Project

How We Work

Our Mobile App Development Process

  1. Discovery & Consultation

    We learn about your business, audience and goals, review any existing website and agree on clear success criteria.

  2. Strategy & Planning

    We define the sitemap, features, technology stack and timeline, so scope and budget are clear before work begins.

  3. UI/UX Design

    We design wireframes and polished, responsive layouts for your approval, focused on usability and conversions.

  4. Development

    We build with clean, standards-based code, integrate your tools and set up an easy-to-use content editor.

  5. Testing & QA

    We test functionality, speed, security, accessibility and SEO across browsers and devices before launch.

  6. Launch & Support

    We deploy, monitor and fine-tune your site, then provide ongoing maintenance and support as you grow.

FAQ

Mobile App Development FAQs

Do you build apps for both Android and iPhone?

Yes. Most of our apps are built with Flutter, which produces native apps for both Android and iOS from one codebase. We also build fully native Android apps in Kotlin and iOS apps in Swift when a project needs it.

How long does it take to develop a mobile app?

A focused first version (MVP) typically takes 8–14 weeks, including design, development, testing and store submission. Larger apps with complex backends, integrations or multiple user roles take longer. We share a detailed milestone plan after the discovery call.

Should I choose Flutter or native development?

Flutter is the best fit for most business apps: it is fast, looks great and costs less because one codebase serves both platforms. Native Kotlin or Swift makes sense for apps that rely heavily on platform-specific features, advanced background processing or cutting-edge OS capabilities. We recommend the right approach after understanding your requirements.

Will you publish my app on Google Play and the App Store?

Yes. We prepare store listings, screenshots, privacy details and builds, handle the review process for both Google Play and the Apple App Store, and publish the app under your own developer accounts so you keep full ownership.

Can you build an app for my existing website or online store?

Absolutely. We regularly build mobile apps that connect to existing WordPress, WooCommerce, Shopify and custom platforms through their APIs, so your products, content and customer accounts stay in sync.

Do you maintain and update apps after launch?

Yes. We offer ongoing maintenance that covers crash monitoring, compatibility updates for new Android and iOS versions, security fixes and new features as your app grows.

Explore More

  • Custom Web Development

    Bespoke websites and web applications engineered around your workflows — fast, secure, and built to scale with your business.

  • WordPress Development

    Custom WordPress themes, plugins and WooCommerce builds that are fast, secure and genuinely easy for your team to manage.

  • Website Design

    Modern, responsive UI/UX design that communicates your value in seconds and guides visitors toward taking action.

Let’s Connect

Ready to Get Started With Mobile App Development?

Share your project details and our experts will get back to you within one business day with the best solution — free consultation, no obligation.