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Kotlin ยท Jetpack Compose ยท Google Play

Android app development for every device your users own.

Android powers most of the world's smartphones, from budget phones to foldables and tablets. We build native Android apps in Kotlin and Jetpack Compose that stay fast, small and reliable on all of them, and launch them on Google Play.

  • Free 30-minute consultation
  • NDA on request
  • Clear fixed quote
0+Years of experience
0+Projects delivered
0Countries served
0 minFree discovery call
Native Android development

Fast on flagships. Smooth on budget phones too.

Android users have thousands of different devices, screen sizes and OS versions. A great Android app has to stay small, fast and battery-friendly on a low-cost phone with patchy data, while still looking modern on the latest flagship or foldable.

We build with Kotlin, Jetpack Compose and Google's recommended architecture, test on a wide range of real devices and use Play Console tools such as staged rollouts and Android vitals to catch problems early. The result is an app that earns good ratings in markets like India, Indonesia and the Middle East, where Android leads.

Optimised for any device

Low memory use, small app size and fast cold starts.

Material Design 3

Modern, accessible UI with dynamic colour.

Offline-first

Local data and background sync with WorkManager.

Play-compliant

Data safety forms, permissions and target API updates.

Our services

Android app development services.

Native Android for phones, tablets, wearables and TVs.

๐Ÿค–

Custom Android apps

New Kotlin apps built with Jetpack Compose and clean architecture.

๐Ÿ“ฒ

Tablet & foldable apps

Adaptive layouts for large screens, foldables and Chromebooks.

โŒš

Wear OS & Android TV

Companion apps for watches and big-screen experiences for TV.

๐Ÿ’ณ

Payments & Play Billing

UPI, wallets, cards and Google Play subscriptions.

๐Ÿ“ก

IoT & hardware apps

Bluetooth, NFC and USB apps that talk to your devices.

๐Ÿ”„

Java to Kotlin migration

Modernise older Java apps into maintainable Kotlin and Compose.

What we build

Android development for every device and market.

Android runs on thousands of devices. We build apps that stay fast on a budget phone and look great on a foldable.

Modern Android apps, built to Google's standards

We build in Kotlin with Jetpack Compose and Material 3, following Google's recommended architecture so your app is easy to test, update and scale.

What you get

  • Kotlin and Jetpack Compose UI
  • Material 3 and dynamic colour
  • MVVM / clean architecture
  • Room offline database and WorkManager sync
  • Firebase Cloud Messaging notifications
  • Google Pay, UPI and local wallet payments
  • Play Store listing and release management

Technology

KotlinJetpack ComposeCoroutinesFlowHiltRoomRetrofitFirebase
Example use case

Grocery delivery app

Problem
A regional grocer's app was slow and crashed on entry-level phones.
Our solution
A Compose rebuild with image caching, lazy lists and a lighter APK.
Expected outcome
Smoother browsing on budget phones and fewer crashes reported in Play Console.

Fast on budget phones and slow networks

Many of your users in India, Indonesia and the Gulf use mid-range phones. We profile startup time, memory and battery, and design for 3G/4G and offline use.

What you get

  • Baseline Profiles for faster startup
  • App size reduction with R8 and App Bundles
  • Offline-first data and caching
  • Battery-friendly background work
  • Android vitals monitoring
  • Testing on real low-end devices

Technology

Baseline ProfilesR8Android App BundleMacrobenchmarkPlay Console vitalsFirebase Performance
Example use case

Field data collection

Problem
Rural survey teams lost entries because of poor connectivity.
Our solution
An offline-first app storing data locally with automatic background sync.
Expected outcome
Complete records collected even where the network is poor.

Adaptive apps for large screens, Wear OS and TV

Google rewards apps that adapt well to large screens. We build adaptive layouts for tablets and foldables, and companion apps for Wear OS, Android TV and Android Auto.

What you get

  • Adaptive layouts with window size classes
  • Foldable posture support
  • Wear OS companion apps
  • Android TV and Google TV apps
  • Android Auto media and messaging

Technology

Window Size ClassesJetpack WindowManagerWear OSCompose for TVAndroid Auto
Example use case

Video streaming app

Problem
A media brand's app looked stretched on tablets and had no TV version.
Our solution
Adaptive Compose layouts for tablets and foldables, plus an Android TV app with the same backend.
Expected outcome
A consistent experience from phone to living room screen.

Managed devices, kiosks and hardware

We build Android apps for company-owned devices: kiosks, POS terminals, scanners and rugged handhelds, managed with Android Enterprise.

What you get

  • Android Enterprise and MDM support
  • Kiosk and single-app mode
  • Barcode and RFID scanner integration
  • Bluetooth printers and peripherals
  • Private app distribution via managed Google Play

Technology

Android EnterpriseZebra EMDKBluetooth LECameraXML Kit Barcode
Example use case

Warehouse scanning app

Problem
Pickers used paper lists and made frequent picking errors.
Our solution
A rugged-device app with barcode scanning, pick lists and real-time stock updates.
Expected outcome
Fewer picking errors and live inventory visibility.
Who it's for

Android apps we build.

Native Android shines in high-volume, device-diverse markets.

๐ŸŒMass-market

Mass-market consumer apps

Apps for large audiences on mixed devices, where speed and size decide ratings.

  • Small download size with app bundles
  • Works on 3G/4G and low-memory phones
  • Multi-language including RTL
๐ŸššField service

Field & logistics apps

Apps for drivers, agents and technicians on rugged Android devices.

  • Offline jobs and background sync
  • Barcode, NFC and camera scanning
  • Live location with battery care
๐ŸงพPOS & kiosk

POS & kiosk apps

Android apps for payment terminals, tablets and self-service kiosks.

  • Kiosk mode and device management
  • Printer and card reader integration
  • Secure offline transactions
๐Ÿ“กIoT

IoT companion apps

Control and monitor smart devices, wearables and sensors from Android.

  • Bluetooth Low Energy pairing
  • Real-time dashboards
  • Firmware update flows
Use cases

Where Android apps deliver the most.

Common business problems, the solution we build and the outcome it is designed to deliver.

๐Ÿ‡ฎ๐Ÿ‡ณ

Mass-market reach

Problem: Most of your customers use Android, often on budget phones.

Solution: A lightweight, fast Android app with UPI or local wallets.

Result: More users can install and use your app comfortably.

๐Ÿช

Retail & POS

Problem: Stores need tablets or handhelds for billing and stock.

Solution: Android POS and inventory apps on managed devices.

Result: Faster billing and accurate stock counts.

๐Ÿš›

Logistics

Problem: Drivers need navigation, proof of delivery and offline use.

Solution: Driver app with maps, photos, signatures and sync.

Result: Fewer delivery disputes and live tracking.

๐Ÿญ

Industrial devices

Problem: Factories use rugged Android scanners and tablets.

Solution: Apps integrated with scanners, printers and sensors.

Result: Paperless operations on the shop floor.

๐Ÿ“บ

Media & entertainment

Problem: You want phone, tablet and TV presence.

Solution: Adaptive apps plus Android TV.

Result: One platform across all screens.

โŒš

Wearables

Problem: Users want health or alerts on Wear OS watches.

Solution: Wear OS companion app.

Result: More engagement from quick wrist actions.

Future-ready innovation

End-to-end technology practices.

Most engagements combine three or four practices. A digital transformation project may draw on AI, application development, cloud and security together.

Our process

Our Android development process.

Tested on real devices before every release.

  1. Week 0โ€“1

    Discovery & device plan

    Target users, markets and the device range to support.

  2. Week 1โ€“2

    UX & Material design

    Flows and screens following Material Design 3.

  3. Weeks 2โ€“4

    Architecture

    Kotlin, Compose, MVVM and offline-first data layer.

  4. Weeks 3+ (2-week sprints)

    Sprint development

    Two-week sprints with internal testing builds on Google Play.

  5. Before launch

    Device-lab testing

    Testing across brands, screen sizes and Android versions.

  6. Launch & ongoing

    Staged rollout

    Gradual Play Store release with Android vitals monitoring.

Portfolio

Products we design and build.

Food delivery platform built by UD3 Logic โ€“ Flutter ยท Node.js ยท Maps

Food delivery platform

Flutter ยท Node.js ยท Maps
Digital wallet app built by UD3 Logic โ€“ React Native ยท KYC ยท Security

Digital wallet app

React Native ยท KYC ยท Security
Telemedicine app built by UD3 Logic โ€“ Flutter ยท Video ยท e-Prescriptions

Telemedicine app

Flutter ยท Video ยท e-Prescriptions
Fashion e-commerce store built by UD3 Logic โ€“ Shopify ยท Headless ยท Payments

Fashion e-commerce store

Shopify ยท Headless ยท Payments
Logistics & fleet platform built by UD3 Logic โ€“ Node.js ยท Live tracking ยท IoT

Logistics & fleet platform

Node.js ยท Live tracking ยท IoT
Smart farming app built by UD3 Logic โ€“ Weather ยท Crop advisory ยท Markets

Smart farming app

Weather ยท Crop advisory ยท Markets
School ERP built by UD3 Logic โ€“ Laravel ยท React ยท Parent app

School ERP

Laravel ยท React ยท Parent app
Technology stack

Android technology stack.

Language & UI

Kotlin, Jetpack Compose, Material 3

Architecture

MVVM, Hilt, Coroutines, Flow

Data

Room, DataStore, WorkManager, Retrofit

Delivery

Play Console, Firebase, Crashlytics, GitHub Actions

Cost & timeline

Android app development cost

Every Android project gets a fixed quote after a free discovery call. Cost depends on:

  • Features and user roles
  • Device range and tablet support
  • Hardware integrations (Bluetooth, NFC, printers)
  • Backend and admin panel
Get your free estimate

Android MVP

Timeline6โ€“10 weeks

Kotlin app with core features, backend connection and Play Store launch.

Full Android app with backend

Most popular
Timeline10โ€“16 weeks

Payments, notifications, offline sync, analytics and admin panel.

Enterprise / device app

Timeline8โ€“16 weeks

MDM, kiosk mode, scanners, printers and private distribution.

Large screen & Wear OS add-on

Timeline3โ€“8 weeks

Adaptive layouts for tablets and foldables, or a Wear OS app.

Performance optimisation

Timeline2โ€“6 weeks

Startup time, app size, crashes and battery improvements.

Every project is different. Book a free 30-minute call and get a clear, itemised quote with milestone-based payments.

Engagement models

Six ways to work with us.

Pick the model that fits your budget, timeline and team, and switch as the project grows.

01

Discovery & prototype sprint

Best for
Validating an idea before full investment
Duration
2โ€“3 weeks
Team
Analyst, designer, architect
Pricing
Fixed fee
02

Fixed-scope project

Best for
Clear requirements and a defined launch date
Duration
6โ€“20 weeks
Team
Full project team
Pricing
Milestone payments
03

Dedicated team

Best for
Ongoing product development with changing priorities
Duration
3 months+
Team
2โ€“8 engineers + PM
Pricing
Monthly per team
04

Hire developers

Best for
Adding skills to your in-house team quickly
Duration
1 month+
Team
1 or more developers
Pricing
Monthly per developer
05

Long-term product partnership

Best for
Roadmap ownership from launch to scale
Duration
12 months+
Team
Cross-functional pod
Pricing
Monthly retainer
06

Support & maintenance

Best for
Keeping a live product secure, fast and updated
Duration
Ongoing
Team
Support engineers
Pricing
Monthly plan with SLA
Our commitments

Eight promises we put in writing.

What working with UD3 Logic looks like compared with a typical vendor.

  1. 01

    One accountable partner

    With UD3 LogicDesign, development, QA, cloud and support under one roof, with one project lead you can call.
    Typical vendorSeveral freelancers or vendors, and no single owner when something breaks.
  2. 02

    NDA first

    With UD3 LogicWe sign an NDA before you share detailed plans or data.
    Typical vendorIdeas and documents shared before any agreement is in place.
  3. 03

    You own everything

    With UD3 LogicFull source code, designs, accounts and IP are transferred to you, in your repositories.
    Typical vendorCode held on the vendor's servers, with hand-over fees or lock-in.
  4. 04

    Design before code

    With UD3 LogicClickable prototypes approved by you before development starts.
    Typical vendorDevelopment starts from a document, and surprises appear at the end.
  5. 05

    Weekly demos

    With UD3 LogicWorking software every week or every sprint, on a test link you can try.
    Typical vendorLong silences, then a big reveal near the deadline.
  6. 06

    Milestone payments

    With UD3 LogicPay against agreed deliverables, not upfront for the whole project.
    Typical vendorLarge advance payments with little visibility.
  7. 07

    Quality built in

    With UD3 LogicCode reviews, automated tests and security checks in every sprint.
    Typical vendorTesting squeezed in after development, if at all.
  8. 08

    Support after launch

    With UD3 LogicFree 30-day warranty period, then flexible maintenance plans.
    Typical vendorThe team moves on and bug fixes become new paid projects.
Why businesses choose us

More than development. A product partner built for growth.

Experienced developers, modern technology and quality assurance for faster execution with fewer surprises.

01
Product thinking

We solve the right problem before writing the first line of code.

We align business goals, user needs, priorities and technical direction before development begins, so every feature has a clear purpose.

02
Architecture

Built to handle today and designed for what comes next.

Modular, scalable foundations that support more users, new features and integrations without forcing expensive rebuilds later.

03
Security by design

Security is built into the product, not added at the end.

Data protection, access control, API architecture and secure development practices are treated as a core part of the product.

04
Transparent execution

You always know what is being built, why it matters and what comes next.

Clear milestones, regular reviews and honest communication keep your team aligned and remove unnecessary surprises.

05
Continuous support

Launch is not the finish line. It is the start of the next growth stage.

We stay involved with optimisation, maintenance, enhancements and scaling so your product keeps evolving with the business.

Case studies

How we solve real business problems.

Each case study shows the challenge, what we built and the technology behind it.

On-demand food delivery platform โ€“ UD3 Logic case study
Sample โ€“ replace with a real client project
UAEFlutterNode.js

On-demand food delivery platform

The challenge
A restaurant group needed its own ordering channel instead of paying high aggregator commissions.
What we built
Customer, rider and restaurant apps in Flutter with live tracking, Arabic/English UI and a web admin panel.
Tech stack
Flutter, Node.js, Firebase, Google Maps
Discuss a similar project
Digital wallet for a lending startup โ€“ UD3 Logic case study
Sample โ€“ replace with a real client project
IndiaReact NativeUPI

Digital wallet for a lending startup

The challenge
Users dropped off during a slow, paper-based KYC process.
What we built
A React Native wallet with video KYC, UPI payments, biometric login and an EMI dashboard.
Tech stack
React Native, UPI, AWS, Biometrics
Discuss a similar project
Industries

Deep experience across business verticals.

๐Ÿฅ

Healthcare

Telemedicine, clinic and lab software, patient apps and HIPAA/ABDM-aware data handling.

TelehealthEMRPharmacy
๐ŸŽ“

Education

School ERP, LMS, online classes, fee collection and parent-teacher apps.

School ERPLMSEdTech
๐Ÿ›๏ธ

Retail & E-commerce

Online stores, marketplaces, POS integrations and loyalty programmes.

D2CMarketplacePOS
๐Ÿฆ

Finance & FinTech

Wallets, lending, payments and investment platforms with strong security.

WalletsLendingKYC
๐Ÿšš

Logistics & Transport

Fleet tracking, delivery apps, shipping portals and warehouse systems.

FleetTMSDelivery
๐Ÿจ

Travel & Hospitality

Hotel booking, property management, tours and restaurant ordering.

BookingPMSF&B
๐Ÿ 

Real Estate

Property portals, CRM for brokers, virtual tours and rental management.

PortalsCRMRentals
๐Ÿญ

Manufacturing & Energy

Production tracking, maintenance, IoT dashboards and oil & gas field apps.

IoTERPField apps
Trends for 2026

Android trends for 2026.

01

Compose is the default

Jetpack Compose is now the standard for new Android UI, with XML layouts only in older apps.

02

Large-screen quality bar

Google Play highlights apps that work well on tablets and foldables.

03

Gemini Nano on device

Supported phones run on-device AI for summaries and smart replies without sending data to servers.

04

Target API requirements

Play Store requires apps to target recent Android versions, so regular updates are essential.

05

Credential Manager & passkeys

One API now handles passwords, passkeys and Google sign-in.

06

Privacy Sandbox

Advertising and analytics are moving to privacy-preserving APIs on Android.

Where we work

Android App Development for clients across 10 countries.

Android has the largest share of smartphones in India, Indonesia and much of the Middle East, so we test on the popular mid-range devices in those markets.

US

USA

Stripe and Apple Pay, WCAG accessibility and HIPAA-aware design for health apps; calls in EST, CST or PST hours.

GB

UK

UK GDPR and Data Protection Act 2018 compliant apps, Open Banking-ready FinTech flows and GBP payments.

AE

UAE

Bilingual Arabic/English apps with RTL layouts, UAE PDPL-aware data handling, UAE Pass login and local gateways.

SA

Saudi Arabia

Arabic-first apps with mada and STC Pay, Hijri calendar support and data storage planned for Saudi PDPL rules.

QA

Qatar

Arabic and English apps for Doha businesses, built with Qatar's Law No. 13 of 2016 on personal data in mind.

OM

Oman

RTL Arabic apps for Muscat that follow Oman's Personal Data Protection Law (Royal Decree 6/2022).

AU

Australia

Apps aligned with the Australian Privacy Principles, with Stripe and Afterpay; calls around AEST.

NZ

New Zealand

Apps for Auckland and Wellington that follow the Privacy Act 2020, with Windcave or Stripe payments.

ID

Indonesia

Bahasa Indonesia apps with GoPay, OVO and DANA, tuned for budget Android phones and the PDP Law 27/2022.

IN

India

UPI and Razorpay, Hindi and regional languages, low-bandwidth performance and DPDP Act 2023 alignment.

Client testimonials

What our clients say about us.

"What impressed us most about UD3 Logic was their ability to understand the healthcare industry rather than treating the project like a standard software development assignment. They invested time in learning how our hospital operates, the challenges faced by our staff, and the expectations of our patients before proposing solutions. This resulted in a platform that felt practical and intuitive instead of being overloaded with unnecessary features.

Another standout quality was their willingness to collaborate. They welcomed feedback throughout the project, refined features based on our evolving requirements, and consistently focused on finding the best long-term solution instead of the quickest fix. Their technical expertise, combined with clear communication and genuine commitment to our success, made the entire engagement feel like a true partnership.

Even after the primary development work was completed, they continued to provide valuable support and enhancements, which gave us confidence that the solution would continue to evolve alongside our organization."

ADADPPHHospital ยท India
Free estimate

Tell us about your Android App Development project.

Share a few details. A senior project lead will reply within one working day with questions, a suggested approach and a cost range.

  • NDA available before you share details
  • No obligation, no spam
  • Itemised quote after a free discovery call

Prefer to talk? +91 98874 87026 ยท sales@ud3logic.com

Your message opens in WhatsApp, ready to send.
FAQ

Android App Development FAQs

Detailed answers to the questions clients ask us most before starting a Android App Development project.

Still have a question?

Talk to a project lead. We usually reply within one working day.

Ask a question
WhatsApp +91 98874 87026
Q1Why build a native Android app?

Native Android in Kotlin gives the best performance, the smallest app size and full access to hardware such as Bluetooth, NFC and background services. It is ideal for markets where most users are on Android, for device and IoT apps, and for apps that must run well on low-cost phones.

Q2Do you use Kotlin or Java?

New apps are built in Kotlin with Jetpack Compose, which Google recommends for Android. We also maintain older Java apps and migrate them to Kotlin gradually.

Q3How do you make the app work on so many different devices?

We define a supported device range at the start, use adaptive layouts, and test on a real device lab covering popular brands, screen sizes and Android versions. After launch, Android vitals and Crashlytics show us any device-specific issues.

Q4What does Google Play require before publishing?

Key requirements include:

  • A Google Play developer account in your name
  • A completed Data safety form and privacy policy
  • Targeting a recent Android API level
  • Correct permission use and content rating

We handle all of this and manage the review.

Q5Can the app work offline?

Yes. We use Room and WorkManager to store data locally and sync it in the background when the connection returns. This is important for field teams and users with patchy mobile data.

Q6Can you integrate printers, scanners or payment terminals?

Yes. We have experience with Bluetooth and USB printers, barcode scanners, NFC and Android-based POS devices, including kiosk mode and device management.

Q7How long does Android app development take?

A focused Android MVP usually takes 8โ€“12 weeks. Full-featured apps take 3โ€“5 months, and hardware or IoT apps can take longer. We share an exact plan after discovery.

Q8Do you also build the iOS version?

Yes. We can build a separate native iOS app or use a cross-platform framework like Flutter or React Native to cover both platforms from one codebase.

Q9Do you use Jetpack Compose?

Yes. We build new Android interfaces in Jetpack Compose with Material 3, and can gradually move older XML screens to Compose.

Q10Can you make my app faster on budget phones?

Yes. We use Baseline Profiles, reduce app size, optimise images and lists, and test on real entry-level devices.

Q11Can you build apps for tablets, foldables or Android TV?

Yes. We build adaptive layouts for large screens and foldables, and companion apps for Wear OS, Android TV and Android Auto.

Q12Can you build kiosk or single-purpose device apps?

Yes. We build kiosk-mode and managed-device apps with Android Enterprise for POS, scanners and self-service terminals.

Ready to start your Android App Development project?

Share your idea and get a clear plan, timeline and quote. The first call is free.