Build efficient, reliable desktop apps (mainly Windows) in C#/.NET. From simple tools to complex business systems & specialized software.
Discuss Your C# ProjectOur deep knowledge of the C#/.NET ecosystem allows us to create desktop applications characterized by high performance, rich functionality, and excellent integration.
We are proficient in the latest versions of C# and the .NET platform (including .NET 8), leveraging their full potential to create modern applications.
We specialize in creating user interfaces using leading technologies: WPF (for visually rich applications), WinForms (for proven LOB solutions), and .NET MAUI (for cross-platform projects).
The .NET platform is known for its performance and stability. We focus on code optimization and apply best security practices, crucial in business applications.
C#/.NET applications seamlessly integrate with Windows, Azure services, SQL Server databases, the Office suite, and other Microsoft technologies.
Our Process for Creating C# Desktop Applications
We work methodically, applying proven software engineering practices to deliver a high-quality C# application on schedule.
Together with the client, we thoroughly define the goals, functional scope, and technical requirements of the future desktop application.
We choose the appropriate system architecture (e.g., MVVM, Clean Architecture), UI technologies, and design the database structure and application modules.
We create intuitive and aesthetic interface designs tailored to the specifics of desktop work and the chosen technology (WPF, WinForms, MAUI).
Our team of experienced C# developers codes the business logic and user interface, ensuring code quality and readability.
We integrate the application with other systems (if required) and conduct rigorous unit, integration, and UI tests.
We prepare installation packages (MSI, MSIX, ClickOnce) and support the application deployment process in the client's environment.
We offer comprehensive post-deployment support services, including application maintenance, bug fixing, and further development.
C# and .NET: Reliability and Performance for the Demanding
The .NET platform and C# language are powerful tools for creating complex desktop applications. We focus on delivering solutions that are not only functional but also efficient, secure, and easy to maintain, using the best patterns and practices.
*Thanks to the continuous development of the .NET platform, including .NET MAUI, we can also offer C# desktop solutions that run natively not only on Windows but also on macOS, extending your application's reach while maintaining a common codebase.*
Frequently Asked Questions
Answers to the most common questions about creating desktop applications using C# and the .NET platform.
The main benefits include: high performance, platform maturity and stability, a vast .NET Base Class Library (BCL), excellent development tools (Visual Studio), strong typing, security, and great integration with the Windows ecosystem and Microsoft services.
The choice depends on the needs: **WinForms** is simple and fast for standard business applications. **WPF** offers advanced capabilities for creating rich, custom interfaces and works well with the MVVM pattern. **.NET MAUI** is the best choice if the goal is to create an application that runs natively on multiple platforms (Windows, macOS, iOS, Android) from a single C# codebase.
Historically, yes, but thanks to .NET Core (now .NET 5/6/7/8+), C# applications (console, server, web) are fully cross-platform. Desktop applications with a graphical interface can run on macOS and Linux using .NET MAUI or alternative UI libraries.
Cost and time are closely related to project complexity – number of features, interface complexity, integrations, performance requirements. Simple tools can be created in a few weeks, while extensive business systems require months. We quote each project individually.
There are many options: traditional installers (.exe, MSI), ClickOnce technology for easy updates over the network, modern MSIX packages (especially for the Microsoft Store), and 'self-contained' deployments that include all necessary .NET dependencies.
Each C#/.NET application is designed and quoted individually to best meet specific business needs. Contact us to discuss your project for free.
Flexible billing for the actual time spent working.
16£ / hour gross
The final price of a C#/.NET application depends on many factors, including: the complexity of the business logic, the chosen user interface technology (WPF/WinForms/MAUI) and its level of sophistication, the need for integration with databases (e.g., SQL Server, Oracle), external APIs, hardware, or cloud services (e.g., Azure), requirements regarding performance, security, and testing, as well as support for multiple platforms (in the case of MAUI). We guarantee a detailed and transparent quote.
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Polska Pszów Pszowska 557
Contact Number
+48 576 399 606Email Address
Contact@thls.pl