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Android App Development Services We Offer

As a full-cycle Android mobile app development company, Unithink Technologies covers the complete Android application lifecycle from architecture design and Kotlin development through to Google Play submission and long-term maintenance. Our Android application development services span consumer apps, enterprise tools, and specialised applications across the Android device ecosystem.

We build custom Android applications from scratch in Kotlin architecture designed before the first line is written. MVVM or MVI pattern, dependency injection via Hilt, Jetpack navigation structure, and Room or DataStore configuration are agreed upfront and documented. Our custom Android app development services deliver production-ready applications that hold up under the wide range of devices and Android versions your users run not just the high-end hardware we tested against.

Jetpack Compose is Google’s modern declarative UI toolkit for Android and the direction Android development is moving. Our Android app development company builds Compose-first applications with custom theming, Material 3 design system implementation, and animation that matches the quality standard your brand demands. Compose applications are faster to build, easier to test, and better integrated with Google’s latest Android APIs than XML-based alternatives.

Our Kotlin app development services cover the full Kotlin development stack  Kotlin Coroutines and Flow for async operations, Hilt for dependency injection, Retrofit and OkHttp for networking, Room for local database management, and WorkManager for background task scheduling. We also build with Kotlin Multiplatform for organisations that need shared business logic across Android and iOS from a single Kotlin module, while keeping the UI native on each platform.

Enterprise Android applications serve specific requirements that consumer apps do not Android Enterprise deployment through Google Workspace, dedicated device management, integration with corporate authentication providers, offline data access for field workers, and hardware integration with barcode scanners, NFC readers, and rugged industrial devices. Our Android mobile app development company has built enterprise tools deployed on managed Android device fleets across manufacturing, logistics, and professional services.

Native Android apps connect to REST and GraphQL APIs, third-party SDKs, Firebase services, and on-device hardware sensors. Our Android application development services cover the full integration layer Retrofit with Kotlin Coroutines for type-safe API calls, Firebase for authentication and real-time data, WorkManager for background synchronisation, and CameraX for camera access. Every integration is tested against your production API and real device hardware before the application ships.

Android performance issues accumulate quietly memory leaks from improperly cleared contexts, main-thread database operations causing UI jank, unoptimised RecyclerView bindings causing drop frames on mid-range devices. Our Android app development agency runs performance audits using Android Profiler, LeakCanary, and Systrace  identifying and resolving bottlenecks specifically on mid-range Android hardware. Your app performs consistently across the device range, not just on the Pixel your developers test on.

Need a Kotlin engineer embedded in your existing Android team? Hire Kotlin developer from Unithink for an ongoing engagement or a fixed-scope project. Our dedicated Kotlin developers join your sprint cycles, adopt your codebase conventions, and deliver to your quality standards. You engage Unithink Technologies as a company with a single contract and full delivery accountability. No junior placements, no disappearing freelancers a replacement guarantee if the assigned developer does not fit.

Google releases Android major versions annually. Each one introduces new APIs, deprecates old ones, and occasionally changes permission behaviour in ways that break existing features. Keeping your Kotlin application compatible, taking advantage of new platform capabilities, and managing Gradle and library version updates requires ongoing engineering attention. Our Android mobile app development company maintains applications over the long term the same team, continuous context, no handover losses.

What Our Android App Development Company Actually Delivers

Here is what real Android delivery looks like across the product types our team ships.

Consumer Android Application
Full-featured consumer app built in Kotlin with Jetpack Compose, submitted to Google Play.

  • MVVM with Hilt dependency injection and Kotlin Flow throughout
  • Room offline persistence with background sync via WorkManager and Retrofit
  • Firebase Auth, Crashlytics, and Performance Monitoring configured from launch
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Enterprise Field Application
Internal enterprise Android tool for field teams barcode scanning, offline forms, and real-time sync.

  • Android Enterprise setup for managed device deployment without Play Store listing
  • CameraX integration for barcode scanning, photo capture, document scanning
  • Offline-first with Room database and WorkManager sync on connectivity restored
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FinTech Android Application
Secure financial Android application with biometric authentication and encrypted local storage.

  • Android BiometricPrompt for fingerprint and face authentication
  • Android Keystore and EncryptedSharedPreferences for sensitive data storage
  • Play Integrity API for application attestation and root detection
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Kotlin Multiplatform Solution
Shared Kotlin business logic running on Android and iOS native UI on each platform of every platform

  • Shared Kotlin module covering networking, data models, and business logic
  • Android UI in Jetpack Compose, iOS UI in SwiftUI both native, both polished
  • Shared test suite covering the common module across both platforms
View Service Details
[ How we work ]

How We Deliver Your Android Project

Every Android app development company engagement at Unithink follows a structured process. Architecture decisions are made at the start, not discovered when a design choice limits what the application can do in production.

[ Why Choose Us ]

Why Choose Unithink for Your Android App Development Company?

Android development done well is harder than it looks. Device fragmentation, permission changes across Android versions, Kotlin Coroutines architecture decisions, and the Google Play review process all have nuances that only emerge from real production experience. Our Android app development company has shipped native Kotlin applications across consumer, enterprise, and specialised use cases and the track record shows in the architectural decisions we make on day one. We own the outcome, not just the hours.

Modern Architecture

Our custom Android app development services use current Google-recommended architecture MVVM with Hilt, Jetpack Compose for UI, Kotlin Coroutines and Flow for async, and Navigation Component for app navigation. We do not build new Android applications using deprecated patterns. The codebase we deliver follows Google's current guidelines which means it stays maintainable and extensible as the ecosystem evolves.

Tested on all Real Devices

Android fragmentation is managed through systematic testing, not through hoping flagship device performance generalises downward. Our Android application development services test on real devices across API levels and screen sizes specifically including mid-range Redmi, Realme, and Samsung A-series hardware that represents the global Android user base. Device-specific camera behaviour, notification handling, and permission management only surface on real hardware.

Play Store Submission

Many Android development engagements end with a handover of the AAB and leave Play Store submission to the client. Our Android app development agency submits to the Play Store as part of every standard delivery signing, Play Console configuration, store listing metadata, and the staged rollout setup. Real deployed systems, not curated portfolio slides your Android app launches on schedule, not when the submission process gets figured out.

Kotlin App Development

As a Kotlin app development company with real production deployments across consumer, enterprise, and specialised Android use cases, our Kotlin app development services are grounded in what actually works on the devices your users carry. That experience shapes every architecture decision, every performance optimisation choice, and every approach to Android's permission and lifecycle management challenges.

Flexible Engagement Models

Hire dedicated React JS developers for an ongoing product engagement, or commission a fixed-scope project for a specific build. Both models follow the same production standards, the same documentation requirements, and the same post-delivery accountability. You choose the commercial structure that fits your budget and timeline.

One Team. Every Layer.

From business logic to backend infrastructure to the AI model itself, we handle the full stack. You do not need to coordinate between a strategist, a developer, and an AI developer. We are all three and you only need one conversation.

[ Our Clients]

Trusted By Growing Businesses & Global Teams

Global businesses trust Unithink Technologies when it matters most to build digital products, automate their operations, and deploy intelligent AI systems that drive real, measurable growth.

Industries Where Our Android App Development Company Services Deliver

Android’s global market dominance over 72% of mobile users worldwide makes it the primary platform for businesses targeting broad audiences. Our Android mobile app development company has delivered native Kotlin applications across these sectors.

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eCommerce & Retail

Retail businesses use our custom Android app development services to build shopping applications that take full advantage of native Android capabilities product scanning, NFC payment, AR product preview, and Google Pay integration. Android reaches the bulk of the global eCommerce market, particularly across price-sensitive consumer segments where iOS penetration is lower.

Healthcare & MedTech

Healthcare organisations use our Android application development services to build patient-facing apps and clinical tools. Android’s open platform gives our Kotlin app development company direct access to a wider range of sensor and hardware integrations than any other mobile platform which matters for medical device companion apps and clinical data collection tools.

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Logistics & Field Operations

Logistics companies use our Android app development agency services for route management, delivery scanning, vehicle inspection, and proof-of-delivery applications. Android dominates the field operations market because ruggedised industrial handhelds and barcode scanner devices run Android. Our Android mobile app development company tests on the device range your field team actually carries.

FinTech & Financial Services

Financial applications on Android require biometric authentication, encrypted storage, and compliance with Android security best practices. Our Kotlin app development services cover the full Android security stack Keystore-based encryption, BiometricPrompt, root detection, and Play Integrity API. Financial Android apps we build pass security review and perform consistently across the Android device range.

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Education & eLearning

Education technology companies use our Android application development services to build learning apps that work on the low-cost Android devices prevalent in emerging markets. Our Android app development company optimises specifically for performance on entry-level hardware efficient memory management, lazy content loading, and offline-first architecture keep learning apps functional even on constrained devices.

SaaS & Technology

SaaS companies use our Android app development agency to build companion apps extending their web products to Android offline access, push notifications, home screen widgets, and quick-action shortcuts. Our custom Android app development services build native Android extensions that take advantage of platform capabilities rather than wrapping a web view in an app shell.

Proof Is Built Into Everything We Ship

As an Artificial Intelligence development company, we measure success the same way our clients do through revenue growth, time saved, and systems that continue delivering value long after launch. Every solution we build is designed to create measurable, lasting impact.

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ROI-First Delivery

Technologies & Platforms We Work With

We work with the best technologies and tools across every layer of the stack, carefully selected for performance, reliability, and real business impact.

HTML
CSS
React
Js
Next.js
AngularJS
Node.Js
Python
Logomark
Laravel
.Net
PHP
WordPress-colorCreated with Sketch.
Wordpress
Drupal
Webflow
Framer
N8N
Make
Make (Integromat)
Zapier
Relevance AI
VAPI
Power Automate
Selenium
Langchain
LangGraph
Langgraph
CrewAI
CrewAI
Multie agent
MySQL
PostgreSQL
Redis
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Pinecone
Supabase Icon Streamline Icon: https://streamlinehq.com
Supabase
Hostinger
AWS
Google Cloud
Azure
testimonials

Hear From Our Clients

[Our Portfolio]

Projects That Deliver Real Results

All AI Agents Automation Custom AI Finance Food & Subscription HR & Staffing Web Development

Still have questions?

Our expert team is here to help you find the right AI development solution for your business.

FAQs

Frequently Asked Questions

Why use Kotlin instead of Java for Android development?
Kotlin has been Google's officially preferred language for Android since 2019. Null safety at the type level eliminates the most common source of Android app crashes. Kotlin is more concise than Java the same logic takes roughly 40% less code. Kotlin Coroutines make asynchronous code significantly cleaner than Java threads. New Jetpack libraries and Google's own Android documentation are Kotlin-first. Our Android app development company does not build new applications in Java. The technical advantages of Kotlin are too significant to ignore.
What is Jetpack Compose and should my Android app use it?
Jetpack Compose is Google's modern declarative UI toolkit for Android, released as stable in 2021. It replaces XML layouts with Kotlin code that directly expresses UI state making code more readable, more testable, and faster to iterate on. Our Android app development agency builds all new applications using Jetpack Compose. For existing apps using XML layouts, we assess migration on a feature-by-feature basis often worth doing, but needs planning to avoid disrupting existing functionality.
How long does a custom Android app development project take?
A focused Android application with a defined feature set takes 8–14 weeks through our Android application development services. A larger consumer application with complex UI and multiple integrations takes 16–24 weeks. An enterprise application with Android Enterprise setup, hardware integrations, and offline requirements is scoped individually. We provide a precise milestone-based timeline after reviewing your requirements.
How do you handle Android device fragmentation in testing?
We test on a defined set of real Android devices covering the key screen sizes, API levels (Android 8.0 minimum unless your analytics indicate otherwise), and manufacturer UI customisations relevant to your user base including mid-range Redmi, Samsung Galaxy A-series, and OPPO devices. We do not rely on emulators for final testing. Device-specific bugs in camera access, notification behaviour, and permission handling only appear on real hardware.
Can I hire a Kotlin developer from Unithink for my existing Android team?
Yes. Hire Kotlin developer from Unithink for an ongoing engagement or a fixed-scope project. Our dedicated Kotlin developers adopt your team's conventions, work in your sprint process, and deliver to your quality standards. You engage Unithink Technologies as a company single contract, full delivery accountability, and a replacement guarantee if the assigned developer is not the right fit.
What does the Google Play submission process involve?
Play Store submission requires app signing with an upload key, generating an Android App Bundle (AAB), a Play Console listing with store description, screenshots, and content rating, a signed target API level compliance declaration, and the submission itself. Google's review typically takes 1–7 days. Our Android app development company handles the complete submission process as part of every standard delivery.
Do you build for Android tablets and foldables?
Yes. Our Android application development services build responsive layouts that adapt across phone, tablet, and foldable screen sizes using Jetpack Compose's adaptive layout system. Large screen Android development requires specific attention to navigation patterns, multi-window support, and drag-and-drop interactions that phone-only layouts do not need. We build for the full Android device range when your user base warrants it.
What does Android app maintenance look like after launch?
Android releases a new major API level annually. Our Android app development agency provides maintenance plans covering Android version compatibility testing and updates, Kotlin and Gradle version upgrades, dependency security patching, Crashlytics-monitored crash resolution, Play Store policy compliance updates, and new feature development. Continuous context from the build team means maintenance is faster and more accurate than a separate support function would provide.

Ready to Build an Android App That Works on Every Device Your Users Carry?

Book a free discovery call with Unithink Technologies. Whether you need an Android app development company for a new native Kotlin application, custom Android app development services for a specific enterprise or consumer requirement, a Kotlin developer to join your existing Android team, or an Android app development agency to take over and improve a codebase that is underperforming we will review your requirements and give you a clear, honest plan.