Sequator
Android app development Kotlin · Jetpack · Play Store

Android apps for
real devices.

Native Android app development for products that must work beyond the emulator, across phones, tablets, field devices and operational hardware.

Android reality

Android is an operating system. And a device field.

The hard part is not only Kotlin code. It is vendor behavior, permissions, background work, offline behavior and rollouts that stay controllable in operations.

Which device class are we building for?

Phones

Consumer phones

Many screen sizes, OS versions, vendor changes and performance profiles.

Tablets

Android tablets

Different layouts, different input, different work context. Not just larger phone screens.

Rugged

Rugged devices

Scanners, field service, warehouse, gloves, poor networks and long device lifecycles.

POS

POS and kiosk

Lockdown, peripherals, local stability and rollout processes that cannot depend on the store alone.

Android architecture.

Kotlin and Jetpack

Modern Android apps with clear module boundaries, testable logic and maintainable UI layers.

Compose when it fits

Jetpack Compose is strong for new UIs. For existing apps, we plan migration and coexistence carefully.

Background work

WorkManager, sync, local data, notifications and battery optimization are clarified before feature build.

Where Android gets hard.

OEM differences

Vendors change energy management, camera, scanner, permissions and system behavior.

We test against the device class, not only against a clean emulator.

Offline and sync

Many Android projects live in poor network coverage or changing work environments.

Local data, conflicts, retries and user feedback belong in the architecture.

Rollout

A bad Android rollout can block many devices and teams at the same time.

Internal testing, staged rollout, crash thresholds and monitoring become a release system.

Enterprise devices

MDM, kiosk mode, device lifecycles and OS updates follow different rules than consumer apps.

We plan deployment and support with device owners, not after the build.

Android for operations.

Field service

Orders, photos, signatures, offline work, push and sync for teams on the move.

Warehouse

Scanners, inventory movement, robust input and reliable data flows into ERP or WMS.

Commerce ops

POS-adjacent workflows, store operations, returns, inventory and internal tools.

B2B self-service

Customer apps for recurring processes, orders, documents and support.

FAQ

Android questions.

Do you build Android apps with Kotlin?
Yes. Kotlin is our standard for native Android development. We use Jetpack Compose when it fits the product and codebase.
Can you take over existing Android apps?
Yes. We review architecture, dependencies, crash reports, device classes, release process and backend contracts.
Do you handle Play Store rollout?
Yes. Internal testing, staged rollout, store metadata, crash monitoring and release notes are part of the handover.
Do you build Android apps for enterprise devices?
Yes. Rugged devices, field service, kiosk and warehouse workflows especially benefit from native Android planning.
Start

An Android app for real operational devices?

Send the device class, usage context and current scope. We will tell you which risks to clarify first.