Services Mobile & AI

Native Mobile App Development Company for iOS and Android

Some apps have to feel like they belong to the phone. They open instantly, scroll without a hitch, talk to the camera, Bluetooth or health sensors, and keep working when the signal drops. That is what native development is for, and it is what we build: iOS apps in Swift and Android apps in Kotlin, written by engineers who have shipped to both stores and kept those apps alive through several operating system releases.

TechColline Solutions is a software company based in Ahmedabad, India, working with startups, product companies and established businesses in the United States, the United Kingdom, the UAE, Canada, Australia and India. If you are weighing native against a cross-platform framework, we will tell you plainly which one fits your product, even when the answer is not native.

When native is the right choice, and when it is not

Most of the money wasted on mobile apps is wasted at the first decision. A team picks a technology because a blog post said it was fast, or because a competitor used it, and discovers eight months later that the choice fights the product.

Native development means building one app for iOS and a separate app for Android, each using the language, tools and interface components Apple and Google provide. You get the best possible access to the device and the smoothest behaviour on each platform. You also pay for two codebases and, usually, two sets of tests.

We recommend native when at least one of these is true:

  • The app depends on deep hardware or operating system features: Bluetooth Low Energy accessories, background location, HealthKit or Health Connect, ARKit or ARCore, widgets, watch apps, CarPlay or Android Auto.
  • Performance is part of the product, such as real-time video, heavy animation, audio processing, on-device machine learning or large offline data sets.
  • You need new platform features the day they ship, instead of waiting for a framework to catch up.
  • The app will live for years and your team wants to depend on as few third-party layers as possible.

We recommend looking hard at Flutter or another cross-platform approach when you are validating an idea, working to a tight budget, or building a content, commerce or workflow app whose screens look the same on both platforms. A single codebase can cut build effort meaningfully for that kind of product. We build with both approaches, which is why our advice is not tied to what we happen to sell.

What we build

Our native work falls into a few recurring shapes.

Consumer apps

Marketplaces, booking and on-demand apps, fitness and wellness products, social and community features, and subscription apps with in-app purchases. These live or die on first-launch experience and retention, so we pay attention to onboarding, permission prompts, push notification timing and crash-free sessions.

Business and field apps

Internal tools for sales teams, technicians, delivery staff and inspectors. They need offline capture, barcode and camera workflows, secure sign-in and reliable sync with back-office systems such as a CRM or ERP.

Connected-device apps

Apps that pair with Bluetooth sensors, wearables, trackers or smart equipment, where connection handling and battery use matter as much as the interface.

AI-powered apps

Native apps that use on-device models for vision, speech or personalisation, or call cloud AI services for chat, summarisation and recommendations. Our AI development team works alongside the mobile engineers on these projects.

Rescue and modernisation

Apps that already exist but have stalled: crashing on new OS versions, blocked at App Store review, written in an abandoned framework, or inherited from an agency that has gone quiet. We start with an audit, tell you what is salvageable and then fix, migrate or rebuild.

iOS development with Swift and SwiftUI

For iPhone and iPad we write Swift, using SwiftUI for most new interfaces and UIKit where a screen needs the finer control it offers. SwiftUI lets us build faster and share view code across iPhone, iPad and, when it makes sense, Apple Watch and Mac. UIKit still earns its place for complex custom layouts, mature third-party components and older OS targets.

Day to day, that means Combine or Swift concurrency for asynchronous work, SwiftData or Core Data for local storage, Keychain for secrets, StoreKit for subscriptions and purchases, and push through Apple Push Notification service. We follow Apple’s Human Interface Guidelines because reviewers do, and because users trust apps that behave the way their phone does.

Apple’s review process is stricter than most first-time founders expect. Privacy manifests, data-collection disclosures, account deletion requirements, in-app purchase rules and sign-in rules all produce rejections when they are discovered late. We design for them from the first sprint.

Android development with Kotlin and Jetpack Compose

On Android we build in Kotlin with Jetpack Compose for the interface, coroutines and Flow for asynchronous work, Room for local storage, WorkManager for dependable background jobs and Firebase Cloud Messaging for push. Hilt handles dependency injection so that features can be tested in isolation.

Android’s real difficulty is not the language, it is the range of devices. Screen sizes, manufacturers, battery-saving behaviour and operating system versions all vary. We test on a spread of physical devices as well as emulators, and we plan background work carefully, because aggressive battery management on some phones will quietly kill tasks that look fine in a simulator.

Google Play has its own moving requirements: target API levels, data-safety forms, permission declarations and, for new personal developer accounts, testing rules before production release. We keep track of these so a store policy change does not surprise your launch date.

Native capabilities that justify the build

Here is a practical list of what native unlocks, and the product situations where each one matters.

  • Background work and location

    Delivery tracking, fitness routes and geofenced reminders need reliable background execution that respects battery limits on both platforms.

  • Bluetooth and hardware

    Pairing, reconnecting and streaming data from sensors is far more dependable with direct access to CoreBluetooth and Android’s Bluetooth APIs.

  • Health and fitness data

    HealthKit and Health Connect integrations come with permission flows and data-handling expectations that are best implemented natively.

  • Camera, scanning and AR

    Document capture, barcode scanning, image processing and augmented reality benefit from platform frameworks.

  • On-device machine learning

    Core ML and ML Kit run models on the phone, which means faster responses, lower cloud cost and better privacy for sensitive inputs.

  • Widgets, Live Activities and shortcuts

    Home-screen widgets and lock-screen surfaces raise daily engagement for apps that report status, such as orders, rides or timers.

  • Payments and wallets

    Apple Pay, Google Pay, in-app purchases and subscriptions with proper receipt validation.

  • Offline-first behaviour

    Local databases with conflict-aware sync, so field teams and travellers are not blocked by a weak connection.

  • Accessibility

    VoiceOver, TalkBack, dynamic type and contrast support that satisfy both users and procurement requirements.

How we structure native apps

Good architecture is mostly invisible until the day you need to change something. Our native projects follow a few habits that keep changes cheap.

We separate the app into layers: interface, presentation logic, domain rules and data. On iOS that usually looks like SwiftUI views backed by view models; on Android, Compose screens backed by ViewModels and use cases. Business rules live in plain, testable code that does not know about the screen.

We keep the API contract explicit. Before building screens we agree the endpoints, payloads and error behaviour with whoever builds the backend, whether that is our own team using Laravel and Firebase or your in-house engineers. Mocked responses let mobile and backend work in parallel.

We build for failure. Every network call has a loading, error and empty state. Every write that matters survives a dropped connection. Crash reporting and performance monitoring go in before launch, not after the first one-star review.

We automate releases. Continuous integration runs tests and builds on every merge, and signed builds reach testers through TestFlight and Google Play internal testing without anyone hand-assembling an archive. That discipline is the difference between releasing weekly and dreading each release.

Technology stack

LayerWhat we typically use
iOSSwift, SwiftUI, UIKit, Combine, Swift concurrency, SwiftData, Core Data, StoreKit
AndroidKotlin, Jetpack Compose, Coroutines, Flow, Room, Hilt, WorkManager
Backend and APIsLaravel, Node.js, Firebase, REST and GraphQL APIs
Data and syncPostgreSQL, MySQL, Firestore, local-first sync patterns
NotificationsApple Push Notification service, Firebase Cloud Messaging
QualityXCTest, XCUITest, JUnit, Espresso, Firebase Crashlytics
DeliveryGitHub Actions, Fastlane, TestFlight, Google Play Console
Device featuresCore ML, ML Kit, HealthKit, Health Connect, CoreBluetooth, Maps and location services

We choose from this list based on your product, not the other way round.

Our development process

  1. 01

    1. Discovery

    We work out who the app is for, what they need to do in the first minute and what the business needs the app to prove. The output is a short brief, a prioritised feature list and a list of technical risks, such as unfamiliar hardware or a third-party API we have not tested.

  2. 02

    2. Platform strategy

    Here we confirm that native is right, decide whether both platforms launch together or one first, and agree the backend approach. A launch on one platform followed by the other is often cheaper and teaches you more.

  3. 03

    3. Design

    Our designers produce user flows and interface designs that respect each platform’s conventions. You approve clickable prototypes before engineering begins, which is far cheaper than changing screens later.

  4. 04

    4. Build in short cycles

    We work in sprints of one to two weeks and put a working build in your hands at the end of each, so you can react to real software instead of status reports.

  5. 05

    5. Testing

    Automated tests cover the logic that matters most. Manual testing covers real devices, poor networks, interruptions, permission denials and the strange paths users actually take.

  6. 06

    6. Store submission

    We prepare screenshots, listings, privacy disclosures and review notes, then handle submission and any reviewer questions.

  7. 07

    7. Launch and learn

    We monitor crashes, performance and funnel drop-off in the first weeks and prioritise fixes against real user behaviour.

  8. 08

    8. Maintenance

    Every year brings new iOS and Android releases, new device sizes and new store rules. We offer ongoing support so your app is updated before the changes become problems.

Where native apps earn their keep

  • Healthcare and wellness

    Appointment, medication, activity and remote-monitoring apps that handle sensitive data and connect to devices.

  • Logistics and field service

    Driver, technician and inspection apps with offline capture, barcode scanning and live location.

  • Retail and commerce

    Shopping apps with wallet payments, loyalty features and fast catalogue browsing, often paired with a Shopify or custom backend.

  • Finance and fintech

    Apps with biometric sign-in, secure storage and strict audit requirements.

  • Travel and hospitality

    Itinerary, booking and on-trip assistance apps that must work abroad with patchy connectivity.

  • Education

    Learning apps with offline lessons, progress tracking and parent or teacher dashboards.

  • Fitness and sports

    Workout, challenge and tracking apps that read sensors and reward consistent activity.

What you gain from going native

The benefits are specific. Users get an app that feels familiar and fast, which shows up in ratings and retention. Your engineers get direct access to every platform capability, with no waiting on a framework update. Security reviews are simpler because there are fewer layers between your code and the operating system. And you decide your own pace: if Apple or Google announce a feature at their developer conferences, you can adopt it in the next release.

The trade-off is cost and coordination. Two apps need two sets of work, and features have to be kept in step. We reduce that overhead with shared design systems, a single API contract and a common test plan, but we do not pretend it vanishes.

After launch: keeping an app healthy

An app is not finished at launch. Operating system updates arrive every year, sometimes changing how permissions, notifications or background tasks behave. Libraries get deprecated. New phones introduce new screen shapes. Your own users ask for features.

We offer maintenance in a few forms: a monthly retainer for fixes and updates, a pool of reserved engineering hours for new features, or ad-hoc support. A typical year includes preparing for the new iOS and Android releases, updating dependencies, reviewing crash and performance trends, and renewing certificates and store compliance items. Budget for this at the start. Industry guides commonly put annual maintenance at somewhere in the range of 15 to 20 percent of the original build cost, and that is a reasonable planning figure.

Pricing and timelines

We quote each project after discovery, because the same two-word description, “a delivery app” for instance, can mean a three-month build or a fourteen-month one. What we can give you now is a sense of how the market prices native work and what moves the number.

Published industry guides generally place mobile app projects in these broad bands. Treat them as context, not a quote.

ScopePublished market range (USD)Typical timeline
Focused MVP, one platformabout $15,000 to $40,0002 to 4 months
Business app with moderate featuresabout $60,000 to $150,0004 to 9 months
Enterprise-grade app$150,000 to $500,000 or more8 to 18 months

Native iOS plus native Android typically costs roughly 1.7 to 1.9 times a single-platform build, while a cross-platform codebase usually lands around 1.2 to 1.3 times. Developer rates also vary by region: published figures run from around $100 to $200 an hour in North America to around $25 to $60 in Asia, which is a large part of why companies work with teams like ours.

The main cost drivers are the number of distinct screens and user roles, the depth of backend and third-party integration, hardware features, real-time behaviour, security and compliance requirements, and how polished the design must be. Android’s device spread adds testing time, commonly in the range of 15 to 20 percent more than iOS.

Frequently asked questions

How much does native app development cost?

It depends on scope more than on any other factor. A focused one-platform MVP sits at the lower end of the market range, a feature-rich app on both platforms costs several times that, and an enterprise app with integrations and compliance work costs more again. We give a fixed estimate after a short discovery phase, once the features, integrations and platforms are clear.

How long does it take to build a native app?

A focused MVP usually takes two to four months. A business app with moderate complexity takes four to nine months. Large apps with many roles, integrations and compliance needs can take a year or longer. Building iOS and Android in parallel with separate engineers shortens the calendar, and launching one platform first shortens it more.

Native or Flutter: which should I choose?

Choose native when the app relies on deep device features, demanding performance or immediate access to new platform capabilities. Choose Flutter when you want one codebase, a faster start and a consistent interface on both platforms, and your app does not depend on exotic hardware features. If you are unsure, a short discovery workshop will settle it, and we will recommend the option that suits your product, not the one we prefer.

Do I need both an iOS app and an Android app?

Not always. If your audience is concentrated on one platform, launching there first is a sound way to learn before spending twice. Markets differ: in the United States iPhone use is high, while in India and many other regions Android dominates. We help you choose using your audience data.

Can you take over an app another company built?

Yes. We begin with a code and architecture review, a build and dependency check and a list of risks. Then we give you options: stabilise and continue, refactor in stages or rebuild. You will see the findings before you commit to anything.

Will you help with App Store and Google Play approval?

Yes. We prepare store listings, privacy disclosures and review notes, and we design features with current review guidelines in mind. If an app is rejected, we handle the response and the fix.

Who owns the code and the app accounts?

You do. The source code, designs and store accounts belong to your company. We recommend that you create the Apple Developer and Google Play accounts under your own name so that you are never dependent on a vendor to publish updates.

Do you offer support after launch?

Yes. We offer monthly maintenance retainers and reserved engineering hours for updates, fixes and new features, including preparation for each new iOS and Android release.

Can you add AI features to a native app?

Yes. We can integrate on-device models for tasks like image recognition and speech, or cloud services for chat, summarisation and recommendations. Our AI development team designs these features with cost, latency and privacy in mind.

Next Step

Start your native app project

Tell us what the app should do, who it is for and what you already have: designs, a backend, a deadline. We will reply within one business day with questions, a recommendation on platform strategy and next steps toward a fixed-scope estimate.