Updated September 2026 · Written and maintained by the Progression Agency strategy team
Progression Agency provides desktop application development services for Windows and macOS: internal tools, point-of-sale and kiosk software, engineering and data applications, and cross-platform desktop apps built from one codebase.
On this page · 11 sections
- What is desktop application development?
- Desktop development services
- Key features and components
- Common integrations
- Distribution and security
- Our desktop application development process
- How much does desktop application development cost?
- Technology we typically use
- Mistakes to avoid
- Why choose Progression Agency for desktop application development?
- Related services
The short answerDesktop application development is building software installed on Windows, macOS or Linux computers rather than delivered through a browser, for work that needs local hardware, offline operation, heavy processing or tight OS integration. Custom desktop app development commonly costs $40,000-$200,000 as a planning figure.
Cost ranges are US planning figures, not quotes.
What is desktop application development?
Desktop application development is designing, building and distributing software that runs directly on a computer’s operating system, with access to files, devices, printers, USB hardware and full processing power, often alongside a web or mobile companion.
Most business software belongs in the browser today; the desktop still wins for kiosks and point of sale, lab and engineering tools, media processing, offline field work and anything that must talk to local hardware. See custom software development for the wider picture.
Desktop development services
Projects we are most often asked to build.
Windows application development
Native Windows applications in .NET (WPF or WinUI) for business and industrial use; see .NET development.
macOS application development
Native Mac applications in Swift and SwiftUI with proper notarization and App Store or direct distribution.
Cross-platform desktop apps
One codebase for Windows, macOS and Linux with Electron, Tauri or .NET MAUI when a web-technology UI fits.
Kiosk, point-of-sale and hardware-connected software
Locked-down interfaces that drive printers, scanners, scales, payment terminals and sensors.
Legacy desktop modernization
Replacing or refactoring ageing VB6, WinForms or Access applications without stopping the business.
Companion web and mobile apps
Desktop software paired with a portal or mobile app on a shared backend.
Replacing or refactoring ageing VB6, WinForms or Access applications without stopping the business.
Key features and components
What separates a useful build from a costly one.
| Feature | Why it matters |
|---|---|
| Code signing | Installs without warnings |
| Auto-update channel | Everyone on the current version |
| Offline operation | Works without a network |
| Hardware integration | Printers, scanners, USB, serial |
| Crash reporting | Fast fixes |
| Installer and MDM deployment | IT-friendly rollout |
| Accessibility | Keyboard and screen readers |
| Local encryption | Data protected on the device |
Common integrations
Where the value usually comes from.
| System | What we connect |
|---|---|
| Backend | Your APIs and databases |
| Identity | Entra ID, Okta, SSO |
| Hardware | Printers, scanners, scales, payment terminals |
| Files and media | Local file system, cameras |
| Business systems | ERP, POS, CRM |
| Updates | Auto-update services |
Distribution and security
Desktop software has to be installed, trusted and updated; that is engineering work.
- Windows builds are code-signed and macOS builds are notarized per Apple’s notarization requirements.
- Auto-update channels keep every installed copy current and patched.
- Local data is encrypted and access is tied to your identity provider.
- Enterprise deployment through Intune, Jamf or MSI packages is planned with your IT team.
Our desktop application development process
We confirm the users, operating systems and hardware, choose native or cross-platform, design for desktop conventions, build in sprints with installers and auto-update from the first release, test across OS versions and devices, and support the application after launch.
How much does desktop application development cost?
As planning figures, a focused internal desktop tool commonly costs $40,000-$90,000, a hardware-connected POS or kiosk application $80,000-$200,000, and a cross-platform product $100,000-$250,000.
| Scope | Typical range | Timeline |
|---|---|---|
| Internal desktop tool | $40,000-$90,000 | 2-4 months |
| POS, kiosk or hardware-connected app | $80,000-$200,000 | 4-8 months |
| Cross-platform desktop product | $100,000-$250,000 | 5-9 months |
Technology we typically use
Mainstream, maintainable choices.
| Layer | Choice |
|---|---|
| Windows | .NET, WPF, WinUI |
| macOS | Swift, SwiftUI |
| Cross-platform | Electron, Tauri, .NET MAUI |
| Data | SQLite, PostgreSQL, sync |
| Updates | Squirrel, Sparkle, MSIX |
| CI | GitHub Actions, signing pipelines |
Mistakes to avoid
Common causes of overruns and low adoption.
- Building a desktop app when a web app would do.
- Choosing Electron for a memory-constrained kiosk.
- No code signing or notarization.
- No update channel.
- Testing on one OS version.
- Ignoring IT deployment requirements.
Why choose Progression Agency for desktop application development?
Engineering, design and go-to-market in one team.
- Native and cross-platform desktop experience with honest advice on which to use.
- Hardware integration for POS, kiosk and industrial software.
- Signing, updates and IT deployment handled from the first release.
- You own the code, data and accounts.
- Headquartered in New York City, working nationwide.
Related services
See custom software development, .NET development, web app development and IoT app development.
Ready to scope it?
Tell us the users, workflow and systems involved. We will propose a first release and planning estimate.
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Frequently asked questions
What are desktop application development services?
How much does custom desktop app development cost?
How long does desktop app development take?
When should software be a desktop app instead of a web app?
Do you build cross-platform desktop apps?
Do you build native Windows applications?
Do you build Mac applications?
Can you connect the app to printers, scanners or payment terminals?
Can you modernize an old desktop application?
How do you distribute desktop software?
Is Electron a good choice?
Can the desktop app work offline?
Do you provide support and updates?
Can you build a web or mobile companion?
How do you handle security?
Do you support Linux?
Who owns the code?
Can you deploy through our IT team’s tools?
Do you build kiosk software?
Where is Progression Agency located?
What should a desktop application development company provide?
Do you offer custom desktop application development for Windows and Mac?
Need software built?We design, build and support custom software, web apps and SaaS platforms, with a written scope first.
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