NET Web & Mobile development
Web, desktop and cross-platform applications in C#, ASP.NET Core, Blazor and .NET MAUI. From architecture through deployment to maintenance.
Custom software · Projects in Poland and the EU
Tailored software that grows with your business
We take on projects for companies and individual clients alike. We build in .NET and C#, but the final solution is always shaped around the real need — and left open to change in the future.
- 21 years of experience
- 165 projects
- 253 satisfied clients
Services
The best solution is a tailored solution
Since 2005 we have been building tailored solutions: online shops and websites, desktop and mobile apps, internal systems. We get involved in every project not just as subject matter experts and developers, but also in usability for the end user (UX). We build relationships that lead to long and effective cooperation.
UX design and usability audits
User testing, audits based on the NN Group and Baymard knowledge bases, reports with concrete recommendations.
Project management and team building
We organize work and schedule depending on the project. We build and run IT teams on the client's side. We motivate and boost them with a good fighting spirit.
Portfolio
Selected projects
Our own products and client deployments — from SaaS to mobile apps.
Own product · SaaS
A platform for service companies: appointment calendar, service orders, customer records, automatic SMS and e-mail notifications. Web + mobile app, cloud data.
ASP.NET Core
Blazor
.NET MAUI
SQL Server
SMSAPI
Android
iOS
Project details
Online shop · furniture manufacturer
A shop and system for a made-to-order durable and elegant furniture manufacturer: product configurators, B2C and HoReCa orders.
E-commerce CMS .NET
Project details
Company website · steel structures
A website for a steel structures manufacturer serving all of Poland: offer, completed projects, references. A clear layout, speed and SEO for business clients.
ASP.NET SEO UX
Project details
Mobile app · EU-funded project
An Android app for customers and drivers: delivery tracking, e-documents, order history, contact with the driver. Delivered as part of the POIR programme.
Android .NET MAUI GPS
Project details
253
satisfied clients
165
IT projects
21
years of experience
4
startups led
Testimonials
What clients say
I have been working with ADEG for around 10 years. Great expertise, a friendly and professional approach to the client. I can recommend them to anyone with a clear conscience.
Full professionalism, high responsiveness, meeting deadlines, a culture of communication and a transparent approach to resolving any inconsistencies — that, in short, describes working with ADEG.NET.
Problems are solved quickly and effectively, with scheduling adapted to the client. Always happy to advise on new solutions. Creatively builds tools that speed up the work.
Partners
Services we use ourselves and integrate for clients
Proven tools for businesses. Some links are partner links — nothing changes for you but by using them you help us build long-term business relationships.
tpay
Online payments for shops and apps: BLIK, cards, instant transfers. Our first recommendation for new projects.
Check it out and sign up SMSAPIThe SMS gateway not only our RAURES uses to notify customers. Simple API, two-way messages.
Check it out and sign up SmartsuppWebsite chat and chatbot, also supported by AI agents. Real-time conversations with customers.
Check it out and sign up Webio.plThe Polish hosting where we have run applications and services for years. Stable Windows/.NET environment and responsive support.
Check it out and sign up iFirmaOnline accounting we use ourselves: invoices, tax filings and social insurance without an accounting office.
Check it out and sign up PayUAn alternative online payment provider with many channels to choose from. Instalments and BLIK in one integration.
Check it out and sign up x-komLaptops and hardware we buy for ourselves and recommend to clients. A reliable source of quality hardware.
Check it out and sign upLet's talk about your project and needs
Write or call and describe your needs — we respond quickly.