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Desktop Application Development Services

Native and cross-platform software for macOS, Windows, Linux, and Ubuntu, built with Java, JavaFX, Swift, C# and .NET, Electron, Tauri, and Qt, then signed, packaged, and shipped.

Which desktop platforms does Micro IT Industry build for?

Micro IT Industry builds native and cross-platform desktop applications for macOS, Windows, Linux, and Ubuntu. Native work uses Swift and SwiftUI on macOS, C# and .NET (WinUI 3, WPF) on Windows, and GTK 4 or Qt 6 on Linux. Cross-platform builds use Electron or Tauri, with code signing and packaged distribution.

Platforms
macOS, Windows, Linux, Ubuntu
macOS
Swift, SwiftUI, AppKit, Universal 2 binaries, notarization
Windows
C#, .NET, WinUI 3, WPF, MSIX packaging
Linux and Ubuntu
GTK 4, Qt 6, C++, Rust, Flatpak and Snap packaging
Cross-platform
Electron, Tauri

Software That Lives on the Machine

Some work does not belong in a browser tab. When your users need local files, connected hardware, large datasets, background processing, or software that keeps working when the connection drops, a desktop application is still the right answer, and often the one they will use all day, every day.

We build that software for macOS, Windows, and Linux. Sometimes that means a fully native app in Swift, C#, or GTK. Sometimes it means one Electron, Tauri, or JavaFX codebase covering all three. We start with your users and constraints, recommend the stack that fits them, and take the project through to signed, installable, self-updating releases.

  • Native and cross-platform builds from a single engineering team
  • Signed, notarized installers for every platform you target
  • Offline-first architecture with reliable background sync
  • Auto-updates, crash reporting, and long-term OS compatibility
macOS
Windows
Ubuntu

Our Desktop Development Services

End-to-end desktop engineering, from the first prototype to the signed installer your users download.

Native Desktop Applications

Platform-specific software written with each system’s own toolkit, for products where performance and native feel decide adoption.

  • Swift and SwiftUI on macOS
  • C# and WinUI 3 on Windows
  • GTK 4 and Qt 6 on Linux

Cross-Platform Development

One codebase, three desktops. We pick between Electron, Tauri, Qt, Avalonia, and the JVM based on your product, not on habit.

  • Electron and Tauri applications
  • Qt, Avalonia, and .NET MAUI
  • Consistent releases on every platform

Java & JVM Desktop Software

JavaFX and Swing applications for the long-lived business systems that run on the JVM, plus migrations off ageing UI toolkits.

  • JavaFX and Swing development
  • Swing to JavaFX modernization
  • Kotlin and Compose Multiplatform

Offline-First & Local Data

Desktop software that stays fully usable without a connection, then reconciles cleanly the moment the network returns.

  • Embedded SQLite and local caches
  • Conflict-aware sync layers
  • Encrypted local storage

Modernization & Porting

Bringing existing desktop software forward: new frameworks, new platforms, and the removal of dependencies that block updates.

  • Legacy framework migrations
  • Porting between Windows, macOS, and Linux
  • Replacing deprecated APIs and toolkits

Packaging, Signing & Updates

The unglamorous half of desktop software: signed installers, store submissions, silent updates, and crash reporting from real machines.

  • Code signing and notarization
  • App Store, MSIX, Snap, and Flatpak
  • Background auto-updates and rollback
Desktop Stack

Desktop Technologies We Use

Native toolkits, cross-platform frameworks, and the packaging tooling that turns a build into something your users can install.

Cross-Platform Frameworks

8 frameworks

One codebase, three desktops, picked per project, not by habit.

  • Electron
  • Tauri
  • Qt
  • Flutter
  • .NET MAUI
  • Avalonia UI
  • Wails
  • Compose Multiplatform

Java & JVM Desktop

8 tools

Long-lived business desktops on the JVM, from Swing legacy to JavaFX.

  • Java
  • JavaFX
  • Swing
  • Kotlin
  • OpenJDK
  • Gradle
  • Apache Maven
  • IntelliJ IDEA

Windows & .NET

8 tools

Native Windows apps on the modern .NET desktop stack.

  • C#
  • .NET
  • WPF
  • WinUI 3
  • Windows Forms
  • Visual Studio
  • Windows
  • MSIX Packaging

macOS Native

8 tools

Apps that follow Apple's platform conventions, not a web page in a window.

  • Swift
  • SwiftUI
  • AppKit
  • Objective-C
  • Core Data
  • Xcode
  • macOS
  • App Store

Linux & Ubuntu

8 tools

GTK and Qt desktops that feel at home on GNOME, KDE, and Ubuntu.

  • Linux
  • Ubuntu
  • GTK 4
  • libadwaita
  • GNOME
  • KDE Plasma
  • Wayland
  • Debian

Systems & Native

8 languages

Where startup time, memory, and hardware access decide the language.

  • C++
  • Rust
  • Go
  • Python
  • CMake
  • LLVM
  • WebAssembly
  • PyQt / PySide

Data & Offline Sync

8 tools

Local-first storage that keeps working when the network doesn't.

  • SQLite
  • PostgreSQL
  • Redis
  • Node.js
  • TypeScript
  • REST APIs
  • gRPC
  • Supabase

Testing, Packaging & Updates

8 tools

Signed installers, silent auto-updates, and crash reports from real machines.

  • GitHub Actions
  • electron-builder
  • Playwright
  • Selenium
  • Sentry
  • Docker
  • Flatpak
  • Homebrew

Working with something else? Our teams pick up new tools quickly. Tell us about your stack.

Choosing the Right Stack

There is no single best desktop framework, only the one that fits your users, your team, and your support horizon. Here is how we weigh the options.

StackBest forStrengthTrade-off
ElectronWeb teams shipping to all three desktops fastEnormous ecosystem, reuse of existing web codeLarger bundles and higher memory use
TauriCross-platform apps where size and speed matterRust core, small binaries, system webviewYounger ecosystem than Electron
Qt / C++Engineering, industrial, and embedded interfacesNative performance, deep hardware accessLonger build times, commercial licensing to consider
.NET (WinUI / WPF)Windows-first line-of-business softwareBest-in-class Windows and enterprise integrationOther platforms need Avalonia or MAUI
Java / JavaFXLong-lived internal systems already on the JVMPortable, stable, huge library ecosystemNeeds care to look native on each desktop
Swift / SwiftUIMac-first products and Apple ecosystem appsThe most native possible macOS experiencemacOS only, no shared desktop codebase

Not sure which row you are in? We will recommend a stack and explain why. Tell us about your project.

Why Businesses Still Choose Desktop

The capabilities a browser tab cannot give the people who use your software all day.

Works Offline

Full functionality with no connection, and a sync layer that reconciles cleanly when the network comes back.

Local Performance

Heavy processing, large files, and real-time work handled on the user’s hardware instead of a round trip to a server.

Hardware & System Access

Scanners, printers, serial devices, cameras, and the local file system, reachable directly, without browser limits.

Data That Stays Local

Sensitive data can remain on the machine or inside your network, which often makes compliance far simpler.

Always Up to Date

Background auto-updates keep every installed copy current, with staged rollouts and a rollback path if needed.

Built for All-Day Use

Multi-window layouts, keyboard shortcuts, and dense interfaces designed for people who live in the tool.

Our Desktop Development Process

A structured path from platform strategy to a signed release on your users’ machines.

1. Discovery & Platform Strategy

We map the workflows, the machines your users have, and the environments you have to support, then agree which platforms ship first and which follow.

2. Stack Selection

Native or cross-platform, and which framework. We put the recommendation and its trade-offs in writing before development starts, so the decision is yours and not a default.

3. Interface Design

Desktop-specific design: dense layouts, keyboard shortcuts, multi-window handling, and light and dark themes that follow each platform’s conventions.

4. Development

Sprint-based delivery with installable builds from early in the project, so your team can run the real application on real hardware throughout.

5. Testing & Packaging

Automated and manual testing on every target OS and architecture, followed by signed installers validated with silent installs and clean upgrades.

6. Release & Ongoing Support

Store submissions or your own update channel, crash and usage monitoring from day one, and compatibility work as each OS releases its next version.

Frequently Asked Questions

What clients ask us most before starting a desktop application project.

Should we build a native app or a cross-platform one?

It depends on where your users are and how deeply the app touches the system. If one platform dominates, or the software needs heavy hardware access, native gives the better result. If you need all three desktops and the app is mostly data, forms, and dashboards, a cross-platform framework will get you there for meaningfully less. We make the recommendation during discovery and show you the reasoning rather than defaulting to one answer.

Why build a desktop app instead of a web app?

Desktop still wins where the browser cannot follow: working offline, accessing local files and hardware, running background tasks, integrating with other installed software, and handling large local datasets without a round trip. Many of our clients ship both: a web app for reach and a desktop app for the users who live in the tool all day.

How long does a desktop application take to build?

A focused single-platform tool is typically 8 to 12 weeks. A full product across macOS, Windows, and Linux with sync, accounts, and managed deployment usually runs 4 to 7 months. We stage the work so you have an installable build in the first weeks and a shippable one well before the final release.

Do you handle code signing, stores, and updates?

Yes, and we treat it as part of the build rather than an afterthought. That covers Apple notarization, Windows code signing, Microsoft Store and Mac App Store submissions, Snap and Flatpak publishing, and the auto-update channel that keeps installed copies current.

Can you take over or modernise an existing desktop application?

Frequently. We begin with an audit of the codebase, dependencies, and build setup, then give you a written assessment of its condition and the realistic options. Typical projects are Swing to JavaFX, .NET Framework to modern .NET, Objective-C to Swift, and adding a platform the product never supported.

How much does desktop application development cost?

A single-platform internal tool generally lands between $20,000 and $45,000. A cross-platform product with sync, integrations, and managed deployment usually starts around $60,000 and scales with the integration work. We quote in phases after discovery so you approve scope in stages.

Ready to Build Your Desktop Application?

Tell us what your users need to do and which machines they do it on. We will come back with a platform strategy, a stack recommendation, and a timeline.

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