Android App Development Company

Android App Development Services Built with Kotlin

Your one-stop Android partner, from first idea to Play Store launch. We build fast, modern native apps with Kotlin and Jetpack Compose that run smoothly across every device.

Trusted by teams worldwide

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Full-Cycle Android Engineering for Every Device

From a napkin sketch to a store-ready product. Six service lines cover every part of building a modern native Android app.

01

Native Android Apps

  • Kotlin and Jetpack Compose
  • Material 3, edge to edge
  • Optimised for thousands of devices
  • Latest Android features
  • Play Store release handled
Explore Android
02

Jetpack Compose

  • Modern declarative UI
  • Reusable components and themes
  • Dark mode and dynamic color
  • Widgets and app shortcuts
  • Smooth animations
Explore Compose
03

Google Ecosystem

  • Play Billing and subscriptions
  • Maps, ML Kit and CameraX
  • Wear OS and tablet apps
  • Push notifications and deep links
  • Firebase and Cloud services
Explore Ecosystem
04

Android UI/UX Design

  • Material Design guidelines
  • Wireframes and prototypes
  • Design systems for Android
  • Accessibility built in
  • Motion and micro-interactions
Explore Design
05

Backend & APIs

  • Scalable servers and cloud
  • REST and GraphQL APIs
  • Auth, payments and real-time
  • Push and analytics
  • Secure data handling
Explore Backend
06

Launch & Support

  • Play Console and staged rollouts
  • Store listing and assets
  • Crash monitoring and performance
  • Ongoing updates and features
  • SLA-backed maintenance
Explore Support
Business Case

What Are the Benefits of Android App Development?

Shipping to the Play Store is the easy part. The return comes from an app people keep on their phone, so here is where Android development actually pays for itself.

Reach the devices most of the world actually uses

Android is the majority platform nearly everywhere outside North America. If your growth market is India, Brazil, Indonesia or most of Africa, Android is not the second build, it is the first one.

  • Ships to the widest device base
  • Mid-range handsets treated as first-class
  • Play Store reach in 190+ markets

Performance users notice

Cold start, scroll smoothness, memory and battery get budgets at the start and are measured every sprint, on real mid-range hardware rather than a top-end emulator.

  • Cold start and jank budgets
  • Profiled on physical devices
  • Battery and memory tracked per release

Works when the network does not

Offline-first architecture with the local database as the source of truth, so a delivery driver in a basement or a nurse on a ward keeps working and syncs later.

  • Local-first data with Room
  • Conflict-aware sync
  • No lost entries on a dropped connection

Built for regulated data

Keystore-backed encryption, certificate pinning, biometric gates and Play Integrity checks, with the data flow written down before the build rather than audited after it.

  • Encrypted storage and transport
  • Biometric and device attestation
  • Ready for payment and health data

Release without holding your breath

Automated builds, internal test tracks and staged rollout with crash monitoring per version, so a bad release reaches one percent of your users instead of all of them.

  • Staged rollout you can halt
  • Crash-free rate per version
  • Rollback that has been tested

Cheaper to own, not just to build

Android ships a release a year and deprecates SDKs on a schedule. Code written against current APIs with tests behind it turns that into planned work rather than an emergency rebuild.

  • Current APIs, no shortcuts
  • Test coverage where it pays
  • Upgrades as planned work
Deep Capabilities

Production Android Apps, Not Just Prototypes

Six engineering disciplines behind every Android app we ship, and the tools we use for each.

Native Android Engineering

Native Android Engineering

Kotlin and Jetpack Compose apps with Material 3, tuned to run smoothly across thousands of devices.

KotlinComposeCoroutinesRoom
Compose Interfaces

Compose Interfaces

Modern declarative UI with reusable components, dark mode, widgets and delightful animation.

ComposeMaterial 3WidgetsNavigation
Google Frameworks

Google Frameworks

Deep integration with Maps, ML Kit, CameraX, Play Billing and Firebase.

ML KitCameraXMapsPlay Billing
Backend & Cloud

Backend & Cloud

Scalable APIs, real-time features, auth and payments on infrastructure that grows with you.

Node.jsFirebaseGraphQLAWS
Android UI/UX

Android UI/UX

Research-led design that follows Material guidelines and turns a rough idea into a loved app.

FigmaMaterialPrototypingMotion
QA & Release

QA & Release

Automated testing, crash monitoring and staged Play Store rollouts across device profiles.

EspressoJUnitFastlaneSentry
Free App Build Plan

Have an Android Idea? Get a Clear Plan Before You Spend.

A short discovery call turns your idea into a scoped plan: features, design, timeline and a fixed budget. So your first dollar goes toward shipping, not guesswork.

Get Your Free Build Plan

Free · No obligation · Delivered within 48 hours

Planning your project with Appther
Our Process

From Idea to Play Store in Five Phases

Five phases take an Android app from the first conversation to a staged rollout. Every phase ends in something you sign off, so nobody discovers at launch that a requirement was missed.

Week 1

Discovery & Scoping

What the app has to do, for whom, and what it is worth before anyone writes code.

What we doWe map the user journeys, the systems it has to talk to, and the Play policies that apply to your category. Existing designs, APIs and analytics get reviewed here rather than discovered in sprint three.
What you getA written scope, a feature list ranked by value, and a fixed-price quote.
Week 1–3

UX & UI Design

A clickable product before a line of production code.

What we doWireframes, then a prototype your own team can use, then a Material 3 design system with the components the build will actually assemble. Accessibility and one-handed reach are decided here, not retrofitted.
What you getClickable prototype, a component library, and screens signed off by you.
Week 3–10

Android Development

Kotlin and Compose, built in two-week sprints with a working build at the end of each.

What we doFeature work against a real device matrix, offline-first data with Room, and the backend integrations wired with retries and error states rather than happy paths only.
What you getA running build every sprint on an internal track you can install from.
Week 8–12

QA on Real Devices

Emulators do not find what a three-year-old mid-range handset finds.

What we doRegression across OS versions and screen sizes on physical devices, plus performance profiling, battery and memory checks, accessibility passes and a security review of storage and transport.
What you getA test report, a device matrix, crash-free session numbers and a fix list closed out.
Week 12+

Play Store Launch & Beyond

Getting it live, then keeping it live.

What we doStore listing, policy review, staged rollout with crash monitoring per version, then the ongoing work: OS upgrades, SDK deprecations, and features shipped against real usage data.
What you getA published app, a staged rollout you can halt, and a support plan sized to your release cadence.
Gain a Competitive Edge

Why Partner With Appther for Android App Development?

Plenty of agencies can put an app in the Play Store. Fewer will tell you what it costs to keep it there once Android ships its next release and your SDKs go out of support.

01

One team, whole app

Design, Android, backend and QA under one roadmap, alongside our AI development and API integration teams. No three-vendor standoff when a payload stops matching the model.

02

Kotlin-first, Compose-native

We build the way Google builds: Kotlin, Compose, Jetpack. Not a cross-platform wrapper with an Android skin, which is why the app feels like an Android app rather than a website in a shell.

03

Performance is a requirement, not a phase

Cold start, jank, memory and battery get budgets at the start and get measured every sprint. It is far cheaper than finding out from a one-star review that the app stutters on a mid-range handset.

04

Offline-first by default

The local database is the source of truth and the network is a sync detail. Field teams, warehouses and commutes are where apps get used and where the naive ones fall over.

05

Accessible and one-handed

TalkBack, dynamic type, contrast and reachable targets designed in rather than patched before a compliance review. It also makes the app better for everyone holding a phone in one hand.

06

Security for regulated data

Keystore-backed storage, certificate pinning, biometric gates and Play Integrity where the app carries payment or health data, with the data-flow written down before the build starts.

07

Release without drama

Automated builds, internal tracks and staged rollout with per-version crash monitoring, so a bad release reaches one percent of users rather than all of them.

08

Support past launch

Android moves every year. We handle OS upgrades, SDK deprecations and Play policy changes as planned work rather than emergencies, with the same engineers who built it.

Measurable Impact

Numbers From Shipped Apps

200+

Apps shipped

Native and cross-platform apps launched for startups and enterprises worldwide.

4.8★

Average Play Store rating

Across our live Android apps, from real users.

30%

Faster time to market

A proven sprint process cuts delivery time.

99.9%

Crash-free sessions

Rigorous QA and monitoring keep production apps stable.

Tech Stack

The Stack Behind Our Android Apps

What we reach for and why. Pick one to see where it earns its place in a build.

Kotlin & Coroutines

Kotlin is the language Google builds Android on, and coroutines are how concurrent work stays readable. We use structured concurrency so a cancelled screen cancels its network calls rather than leaking them, which is where most jank and battery complaints start.

Jetpack Compose

Declarative UI that removes whole categories of view-state bugs. We build a component library up front so screens are assembled rather than hand-rolled, and interop with existing XML views where a rewrite is not worth it.

Room & Offline-First

The local database is the source of truth and the network is a sync detail. Apps keep working on a train or in a warehouse, and reconcile when the connection returns instead of showing a spinner and losing the entry.

Firebase & Cloud Messaging

Push, remote config, crash reporting and analytics wired to the events that matter to your business rather than the defaults. Feature flags let a release be turned down without shipping a new build.

ML Kit & On-Device AI

Text recognition, barcode scanning, face and pose detection running on the handset, so latency is a frame rather than a round trip and the data never leaves the device unless you decide it should.

Security & Play Integrity

Encrypted storage via Keystore, certificate pinning, biometric prompts, and Play Integrity to tell a genuine install from a tampered one. Built for apps that hold payment or health data.

CI/CD with Fastlane

Every merge builds, tests and lands on an internal track. Release notes, signing and staged rollout are automated, so shipping is a decision rather than an afternoon.

Android SDK Hilt Retrofit GraphQL Node.js AWS Stripe Espresso Sentry Figma
Industries

Built for Your Vertical

Every bullet is something we've actually shipped, not a sales pitch.

Healthcare solutions
01

Healthcare & Fitness

HIPAA-ready products for patients, providers and wellness.

  • Booking and telehealth
  • Wearable integration
  • Secure patient records
Fintech solutions
02

Fintech & Banking

Secure, compliant products for payments and money movement.

  • Wallets and KYC flows
  • Biometric auth
  • Real-time transactions
Retail and eCommerce solutions
03

Retail & eCommerce

Commerce that converts and keeps customers coming back.

  • Catalog and checkout
  • Recommendations
  • Loyalty and campaigns
On-demand and logistics solutions
04

On-Demand & Logistics

Real-time products for delivery, dispatch and field teams.

  • Live tracking and routing
  • Driver and customer apps
  • In-app payments
EdTech solutions
05

EdTech & Learning

Engaging learning products for students and coaches.

  • Courses and quizzes
  • Live classes
  • Gamification
Real estate and PropTech solutions
06

Real Estate & PropTech

Property products for search, tours and lead capture.

  • Map search
  • Virtual tours
  • In-app enquiries
Client Voices

Trusted By Teams Who Ship

“Appther built our student competition app exactly the way we envisioned it: easy registration, smooth judging, and real-time results that keep participants engaged.”
Dionna Milem
Dionna MilemOwner · My BOB Team LLC
“Building a mental health app means every detail has to be handled with care, and Appther got that from day one. The product feels warm, simple, and genuinely helpful.”
Bob Singhal
Bob SinghalProfessor of Joy · Joyscore Inc
“Appther exceeded every expectation, on time and on budget, and the final product has been instrumental in scaling our business. A rare engineering partner.”
Johnathan Peffer
Johnathan PefferCEO · Bull's Eye Technologies Inc
“Implementing an ERP across our operations felt daunting at first, but Appther made the transition seamless. Every department now works off a single source of truth.”
Pushpender Kumar
Pushpender KumarGeneral Manager · AB Sugar Ltd
Latest Insights

Notes on Building Great Android Apps

Field notes from real builds. No hype, just what worked and what didn't.

All Articles
Free 30-Minute App Strategy Call

Great Apps Start With One Conversation. Yours Starts Here.

Walk away from one call with a prioritised feature list, a design direction, a realistic budget range and a launch timeline. No pitch deck, no obligation.

Scope shortlist Budget range Delivery timeline
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200+Projects delivered
4.8★Client rating
15+Countries served
99.9%Production uptime
FAQ

Questions We Hear Every Week

A focused MVP usually starts in the low five figures, while feature-rich apps run higher. Cost is driven by screen count, how many systems the app has to integrate with, whether it needs offline sync, and the depth of QA your category demands. You get a fixed-price quote after a free scoping call, with no open-ended billing.
A focused MVP typically takes 10 to 14 weeks from kickoff to a staged Play Store rollout. Apps with offline sync, payments or several back-office integrations run 16 to 24 weeks. You see a working build at the end of every two-week sprint, so progress is something you can install rather than a status report.
Yes. Kotlin is the language Google builds Android on and Compose is the current UI toolkit, so that is our default. We interoperate with existing XML views where a full rewrite is not worth the money, and we use coroutines with structured concurrency so cancelled screens cancel their work instead of leaking it.
We build native Android in Kotlin when platform behaviour, performance or deep hardware access matters. Where one codebase should genuinely serve both platforms we build in Flutter or React Native instead, and we will tell you which one fits before you commit rather than after.
Yes, end to end. Store listing, screenshots, data safety declarations, content rating and policy review, then a staged rollout so a release reaches a small percentage first. We also handle the rejections, which are usually about permissions or data disclosure rather than the app itself.
We fix it and resubmit, and it is included rather than billed as extra. Most rejections come down to the data safety form, background location, or a permission the app requests but cannot justify. We review those against current policy before submission, which is why it is rarely a surprise.
Yes. Android ships a release a year and deprecates SDKs on a schedule, so support is planned work rather than an emergency fund. Plans cover crash triage, OS and SDK upgrades, Play policy changes, performance work and an agreed block of development hours each month.
Yes, completely. Source code, design files and the app signing key are yours, transferred at handover. We do not hold your keystore hostage and we do not license the app back to you.
Often, yes. We start with a short audit of the codebase, dependencies and crash data, then tell you honestly whether it is worth extending or whether a rewrite costs less over two years than continuing to patch it. Either answer comes with the reasoning.
We agree a device matrix at the start based on your actual user analytics, not on flagship hardware. Testing runs on physical mid-range and older devices, with performance profiling on the slowest one you care about. That is where jank, memory pressure and battery drain show up.
Yes, and for most operational apps it should. We build offline-first, with the local database as the source of truth and the network treated as a sync detail. The app keeps working on a train, in a warehouse or on a ward, and reconciles when the connection returns.
Yes. On-device inference through ML Kit for scanning, text recognition and vision, or a connected model where the task needs one, built through our AI development team. On-device keeps latency to a frame and keeps the data on the handset.
Yes. REST, GraphQL and gRPC against your existing services, plus the CRM, ERP or payment systems already in place. Integrations ship with retry logic, error states and monitoring rather than a happy path that fails quietly on a bad connection.
Yes, on request and before any detail is shared. We can work under your paperwork or ours, and the scoping call happens under it either way.
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Let's Build Your Android App

Tell us what you're trying to build. No sales pitch, just a straight answer on scope, timeline and cost.

Free 30-min strategy callScoping and honest, practical advice.
Fixed-price quoteDetailed scope and price after discovery, no surprises.
NDA on requestYour idea and code always stay yours.
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