Top 10 Mobile App Development Companies in Bulgaria 2025

21Twelve Interactive is an end-to-end product development company focused on emerging technologies. From new companies to business solutions, they produce high-end applications for their customers. They strive to make it succeed through the Strategy and their specialized knowledge in creating an innovative development of the user experience for the Web and mobile phones. As one of the leading and evolving mobile application development companies in Bulgaria, we at 21Twelve Interactive have acquired significant experience in the development of native mobile application services.

MaxSoft is a young but dynamic fast-growing software company dedicated to quality and precision in managing the ideas and needs of our clients. We are a team of software professionals with long experience in the field of information technologies. Our developers and consultants are certified specialists and have experience in managing, development and integration of small and large scale projects. We are motivated to accelerate your growth, to help you straighten your positions in the market by bringing quality and complete solutions and services.

Founded in 2015, today Upnetix is among the largest enterprises in South-Eastern Europe, specialized in the design and development of seamless software solutions, tailored to meet your individual needs. Drawing on the deep technical and business expertise of our engineering team, we provide our customers with exceptional value for their business. By delivering high-quality solutions with professional integrity, we build successful business relationships based on mutual trust and respect.
As one of the leading companies in the region, we provide the full-range of software development and IT consultancy services, covering all phases of the software development life cycle: from business analysis, design and prototyping to development, quality assurance, deployment, and post-project maintenance and support. Our team of over 120 talented engineers excels the industry’s most popular programming languages and software tools, allowing us to deliver cutting-edge solutions, aligned with the latest technologies and the best practices.

Conceptik is a custom software development company, focused on building unique and easy to use web, mobile, and ecommerce solutions that people just love. In Conceptik, we push the boundaries to deliver even complex products in short deadlines leveraging new approaches to development and cutting-edge technologies. Our team will guide you seamlessly through the whole development process – from planning, design and development to QA, deployment and support. We value the individual approach, complete confidentiality, attention to detail and building long-term partnerships with our clients.

Our mission is to become a global leader in the mobile development and create some of the most polished mobile applications. We’ve worked with clients from all over the world from the USA to Canada, Australia, Singapore, Saudi Arabia, Nigeria, Denmark, Bulgaria and more. We’re proud to be part of Developers Alliance and be one of the few companies that participated in the Google Developers Agency Program.

Melon is a software development outsourcing company based in Bulgaria. Our talent spans from the web to mobile, backed by a QA, System Support, and UX/UI and visual design departments. We are especially good at building teams that closely match our clients’ needed technical skills and experience. Melon’s team currently consists of more than 150 young and highly qualified professionals including web (.NET, PHP, Python, Ruby, SharePoint, HTML/JS) and mobile developers (iOS, Android, Windows Phone, Cross-platform, PhoneGap, Xamarine, Ionic, Unity), designers, interactive media and system support specialists, and quality assurance engineers.

Since its establishment in 2010, Wollow Soft has grown to become a trusted partner of various private enterprises and educational institutions, governmental organization and institutions, business consultants and entrepreneurs. With 9 years in business, 100+ successful software projects delivered and an average 4.8 (out of 5) star rating from our clients, we combine a crack team with a methodology that reduces risk. At Wollow Soft we synergise intellectual expertise with programming knowledge to develop the most effective technological and stable solutions for our clients. We take an liberal approach to our creation process and ensure that we understand your business and technology goals. At Wollow Soft we’re excited to be your software team and provide you with solutions that are both reliable and cost-effective.

If you’re looking for a cheap offshore production shop, that’s not us. If a long-term partnership with a highly-efficient, easy-to-work-with global leader is more your style, you’ve landed in the right place. By enrolling the best and brightest minds in Bulgaria, we deliver innovative custom software solutions with a personalized touch. We recognized the potential of Bulgaria back in 2001 and helped it grow into the tech hub it is today. Along the way, we built long-term relationships with global clients, scaling with them as their technology needs grew.

We believe in delivering human-first digital products which move the world forward. We’ve spent the last 10 years building digital products. We believe that ideas need validation, nurturing and strategy and the best way to help our clients is to share our experience. With every project, we deep-dive into your business and ambitions to consider different creative approaches. We achieve this through workshops, research, design and real-world testing. We believe collaboration brings the best in all of us. Transparency is at the heart of everything we do and every challenge we face is an opportunity to learn and make an impact, together.

Code+Marketing is a Bulgarian Web Development & Digital Marketing Agency. Our team consists of young people who like challenges. We offer extensive Web Development Services centred around the creation of Websites, Online Stores & Custom Applications for desktop & mobile devices. Our team of developers is experienced in a variety of frameworks & programming languages including but not limited to: C#, ASP.NET, Umbraco CMS & nopCommerce. We always choose the web framework, which will allow the fastest project completion and ensure the best customer experience for the final user.