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ZENTRODigital

iOS and Android App Development for Apps That Feel Native

Native-feel apps for iOS and Android. Zentro Digital's iOS and Android app development covers the whole journey: planning the app, building it for both platforms, connecting it to a reliable backend, and getting it approved on the App Store and Google Play. One team handles the app and everything behind it, so nothing gets lost between handoffs.

Native or cross-platform: how we choose

There are two main ways to build for both platforms, and the right one depends on your app, not on fashion.

ApproachHow it worksGood fit when…Trade-offs
NativeA separate app for each platform, each built with that platform's own toolsThe app relies heavily on device hardware, advanced graphics or the newest platform featuresTwo codebases to build and maintain
Cross-platformOne shared codebase that produces both an iOS and an Android appMost business, booking, content, community and commerce appsSome platform-specific features need extra native work

We recommend an approach during planning and explain why, based on your features, budget and long-term plans. Either way, the goal is the same: an app that feels at home on each platform.

Mobile App Development

What our iOS and Android app development covers

Product scoping

We define who the app is for, the core tasks it must handle, and what can wait for a later release. A focused first version reaches the stores sooner and teaches you more.

App architecture

We plan how screens, data and device features fit together, so the app stays fast and stable as features are added.

Backend and APIs

Most apps need a server behind them for accounts, content, payments and notifications. We build that backend with Node.js and PostgreSQL and design the APIs the app talks to. The same backend can also serve a website or admin dashboard.

Device features

Push notifications, camera, location, biometric sign-in, audio and offline mode: we use the device's capabilities where they help, and always ask for permissions in context so users understand why.

Payments and subscriptions

In-app purchases, subscriptions and card payments each follow different store rules. We set up the right model for what you sell and make sure it meets each store's requirements.

Testing on real devices

We test on a range of real iPhones and Android phones with different screen sizes and operating-system versions, not just simulators. Crashes and layout problems are caught before your users find them.

App Store and Google Play launch

We prepare store listings, screenshots, privacy details and review notes, then submit the app and handle any feedback from the review teams.

Built around each platform's rules

Apple and Google each set clear rules for apps on their stores, and those rules change over time. We design and build with them in mind from the start:

  • Apple's App Review Guidelines cover safety, performance, business, design and legal requirements for the App Store.
  • Google Play's target API level requirements mean Android apps must keep targeting recent Android versions to stay available.
  • Apple's Human Interface Guidelines and Google's Material Design describe how apps should look and behave on each platform.

How an app project runs

  1. Discovery

    Users, goals, core features and platform approach.

  2. Design

    User flows and screen designs for iOS and Android, tested as a clickable prototype.

  3. Build

    App and backend developed in short cycles, with test builds you can install on your own phone.

  4. Test

    Real-device testing, fixes and performance checks.

  5. Launch

    Store listings, submission and review.

  6. After launch

    Monitoring, fixes and planning the next release.

Is this the right service for you?

If you need…Start with
A full app for iOS and Android, with its backendiOS and Android app development (this page)
App screens and user experience designed firstMobile app UI/UX design
A lean first version to test an idea quicklyMVP development
Updates and fixes for an app that's already liveApp maintenance & support
A web application people use in the browserSaaS & web app development
FAQ

Frequently asked questions

For most business apps, cross-platform gives a native feel at a lower build and maintenance cost. Native makes sense when an app depends on advanced hardware features, heavy graphics or the very latest platform capabilities. We'll recommend one based on your feature list.

Let's plan your app

Tell us what the app should do and who will use it. We'll come back with a clear next step.