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Desktop application development refers to building programs that run directly on a computer (Windows, Mac, or Linux) bez needing a browser. It’s true, desktop apps don’t attract the same buzz as mobile or web apps these days. Yet companies still invest in them for good reasons: they want to keep sensitive data locked down tight, squeeze every bit of performance out of heavy-duty tasks, work when the internet’s down, and plug smoothly into their existing systems.
To help you choose the best desktop app developers, I’ve compiled this list that highlights the strongest portfolios from leading global providers. For the sake of ease, I’ve aimed to keep this to the point for quick comparison and to help you make a confident shortlist of desktop application development firms.
I reviewed 80+ vendors with visible desktop portfolios and prioritized production‑grade delivery, technical depth, and industry evidence. Data points came from public case studies, stated capabilities, and consistent patterns across client reviews.
Disclosure: As Innowise’s CTO, I’ve included our company because we meet the same criteria. I applied the same evaluation to every vendor and kept the summaries strictly fact‑based and unbiased.
Poland, Global presence
Innowise is an international full-cycle software development company based in Poland with development hubs across Europe, the US, and beyond. Experienced with Windows, macOS, and Linux, we design and develop desktop apps that are valued for their high performance and dependability.
We’ve been around since 2007, and today our 2,500+ engineers work with clients from finance, healthcare, retail, and other industries. In our portfolio, there are projects for major companies, like Siemens, Nestlé, Aramco, Novartis, and others. Innowise has a 93% client retention rate, with customers highly regarding our large and skilled talent pool, practical problem-solving, and honest communication.
USA
Altoros is a Silicon Valley-based IT consulting and software engineering company that has been around since 2001. They help large and mid-size organizations modernize legacy desktop apps and implement new ones from scratch.
Altoros employs 350+ tech professionals globally and has delivered projects for industry leaders such as Boeing, Toyota, Citibank, and Microsoft. The company combines deep partnerships with Amazon, Google, and IBM with the experience of shipping complex projects for Global 2000 clients.
Polska
Netguru, founded in 2008, is a desktop software development firm headquartered in Poznań, Poland. The firm offers a broad range of desktop app development services, as well as UX/UI design, mobile, and web app development.
Netguru is a certified B Corp, trusted by brands such as UBS, IKEA, Keller Williams, and Merck. With 400+ experts on board and 2,500+ projects delivered to date, the company has been recognized by the Financial Times and Deloitte as one of Europe’s fastest-growing tech companies. Customer testimonials point out Netguru’s focus on quality, sustainability, and advanced solutions.
USA
Iflexion is a US-based software development company founded in 1999 that has delivered over 2,000 projects worldwide. With more than 1,000 developers, they’re well-equipped to tackle big, multi-layered desktop builds as well as cross-platform solutions.
Their client base spans Fortune 500s to startups, and industries from healthcare to logistics, with notable clients like Philips, Xerox, and Toyota. Iflexion is often praised for fast turnarounds and reliable project management, especially when dealing with a complex software ecosystem.
Niemcy
SaM Solutions is an IT services and software engineering company that was founded in 1993 in Germany. Now present worldwide, it specializes in desktop, enterprise, and embedded software development along with IT consulting.
SaM Solutions serves a wide range of clients – from startups and SMBs to global enterprises and government agencies – across automotive, healthcare, and ecommerce sectors. Their client roster includes Siemens, SAP, and Fujitsu. They’re trusted with mission-critical work thanks to their solid technical foundation.
USA
Glorium Technologies, founded in 2010 and based in New Jersey, works with companies from the healthcare, real estate, and FinTech domains. The company’s services range from desktop and mobile app development to AI solutions and IT consulting.
Glorium Technologies has delivered 100+ products worldwide, often helping startups and mid-sized companies get to market faster. They highlight their ability to co-engineer: essentially joining your team to speed up delivery without inflating costs.
Polska
Brainhub entered the market in 2015 and now works in Poland and worldwide. The company specializes in building scalable desktop, web, and mobile applications across banking, accounting, and Fintech.
One of the most reliable Windows app development companies, Brainhub has helped 80+ fast-growing businesses across 20+ industries develop digital products that bring impactful results. The list of their clients features such noteworthy names as PwC, Credit Suisse, and National Geographic. Known for its agile and quality-driven approach, Brainhub is all about continuous delivery, rigorous project governance, and close collaboration.
India
Launched in 2010, Simform is one of the bigger players here with 1,200+ employees across 13 offices. The company has a diverse client base: it has helped organizations ranging from fast-scaling startups to large international companies to build resilient software products.
While they cover a wide spectrum of services, reviews point out desktop application development as their strong side — from modernizing legacy Windows software to building integrated cross-platform tools. Simform’s ability to blend strong desktop expertise with cloud services makes it a good vendor fit.
Many companies pick desktop over web and mobile not because they’re behind the times, but because it’s the smarter choice for their case. And it’s what should guide you as well. These are the most common reasons to go for desktop software.
When you’re choosing a partner for desktop development, the tech stack proficiency matters as much as the team. Each technology comes with its strengths and trade-offs, and the right choice depends on your goals, your existing systems, and how the app will be used day to day. Below are the main technologies my team and I see being used successfully in 2026.
Microsoft’s .NET framework is a go-to choice used by Windows desktop app development companies. It’s especially useful for companies already running Microsoft infrastructure because it lets you integrate a desktop app with enterprise ecosystems without issues.
Desktop app developers choose Java for cross-platform desktop apps because of the “write once, run anywhere” approach. Java is widely used in finance and enterprise environments where stability and scalability matter more than looks.
If raw speed and efficiency are a priority, C++ is a good bet. It’s the technology behind many high-performance apps, like CAD tools or software that needs direct access to hardware.
Python isn’t the first language people think of for desktop, but it’s increasingly used for lightweight apps, internal tools, and data-driven applications. Its rich library ecosystem makes it perfect for prototyping and scientific software.
Electron lets you build desktop apps with web technologies like JavaScript, HTML, and CSS. It’s popular for creating cross-platform apps quickly, though it can be heavier on resources compared to native options.
A mature framework for cross-platform C++ development, Qt supports both open source and commercial licensing. What makes it stand out is its rich set of prebuilt UI components and its ability to support truly native-looking applications across multiple operating systems.
Windows app developers often go for Windows Presentation Foundation (WPF), Microsoft’s UI framework for rich desktop experiences tailored for this operating system. It’s good for building apps with complex interfaces, data binding, and seamless integration into the ecosystem.
Not every business needs a desktop application, but in some industries it’s still the smartest path forward. Forget about tech trends and think about whether a desktop app aligns better with your day-to-day operations and industry standards. In my opinion, the sectors below benefit from the desktop apps the most.
Healthcare businesses turn to desktop apps because of their convenience, PHI security, and system reliability. Local storage and strong integrations make desktop apps a dependable option.
App examples: electronic health records (EHR) systems, medical imaging viewers, lab information systems.
Financial institutions rely on desktop apps because they handle data and complex calculations with stability that web tools often can’t match, both in back-office and client-facing operations.
App examples: financial management systems, accounting suites, trading platforms, portfolio management software.
In logistics, desktop apps are used for the stability they bring to operations centers and their ability to connect with warehouse hardware and tracking systems.
App examples: supply chain planning systems, warehouse management systems, shipment tracking dashboards.
Manufacturers depend on desktop applications for performance-heavy tasks and direct integration with production equipment to keep factories running smoothly.
App examples: CAD software, CNC machine controllers, production scheduling systems, inventory management systems.
Government agencies lean on desktop apps because they can operate securely within controlled IT environments and can be easily integrated with legacy systems.
App examples: tax administration systems, citizen record databases, document management systems.
Retailers may use plenty of cloud-based tools, but desktops still dominate in-store and back-office operations. They’re good for point-of-sale systems and inventory processes.
App examples: point-of-sale (POS) systems, inventory management software, supply chain coordination tools.
The best choice depends on how well the company’s strengths align with your business needs and long-term goals. Here are the things you need to look at during preliminary vendor screening and during initial calls before the contract is signed.
| Tech expertise | Check if the team has hands-on experience with the techs your project requires. A company might say they “do it all,” but you want proof of delivered desktop apps in .NET, C++, etc. Ask for client feedback and project examples. |
| Industry experience | Domain knowledge saves time and money because the team already understands your workflows and needs. Prioritize companies that have already built in your sector, so that the vendor doesn’t burn months learning on your dime. |
| Client reviews | Testimonials and reviews tell you how well a company performs. Look for patterns in feedback: are they strong communicators, do they stick to timelines, do clients come back for repeat work? If many clients return to the vendor, it speaks volumes. |
| Service costs | Carefully weigh the pricing. It may sound tempting to go for the lowest rate, and it’s rarely the best way. Look at the bigger picture: delivery speed, quality of code, and potential cost of fixing issues later. A slightly higher upfront cost may save you a fortune in maintenance. |
| Wsparcie | Make sure the desktop app development company offers long-term support, updates, and upgrade options. It will save you the trouble of looking for a separate app support vendor once the development is over. |
It depends on the scope and integrations. Lightweight internal tools sit at the lower end; enterprise apps with complex workflows, device access, and security reviews run higher. If you need a ballpark estimate, reach out to our team.
Most desktop apps land in 2–9 months. Desktop apps with a tight feature set can ship in a few months, while complex integrated enterprise systems can take 9–12+ months. To avoid rework and delays, invest in requirements and risk planning upfront.
Expect security patches, bug fixes, feature releases, and OS compatibility updates. Good vendors set up ongoing support contracts that include desktop app monitoring and performance optimization.
Choose desktop apps for performance, offline, device access, or deep enterprise integration. Choose web apps for broad reach and instant updates. Many teams go hybrid: desktop for power users and specialized workflows, and web for lighter tasks and wider access.
Dyrektor ds. technologii
Dmitry kieruje strategią technologiczną stojącą za niestandardowymi rozwiązaniami, które faktycznie działają dla klientów - teraz i w miarę ich rozwoju. Łączy szeroką wizję z praktyczną realizacją, upewniając się, że każda kompilacja jest inteligentna, skalowalna i dostosowana do biznesu.
