Top 10 Mobile App Development Companies in Bucharest 2025

21Twelve Interactive is among Bucharest primary cell and net application growth businesses for start ups and companies. She focuses primarily on tactical application preparation, layout and creation of both i-phone, Android and Internet software, person friendly, excellent controller, DevOps, big-data along with IoT. To begin with we identify all of transferring areas, then be certain that they come like a well-oiled device. We hunt outside instantaneous outcome and keep our eyes to the purchase price. We rely on one-stop searching for many of you internet applications, design and brand growth requirements.

We help big organizations (UNICEF, World Bank, EY, UN, Carrefour) and funded startups to develop meaningful software products for their audiences.

We are connected to the best sources of information in software product development (we attend global conferences, we are up to date with new technologies).

We get involved in medium-sized projects, with several software components and hard technical challenges. We assume technical and/or product leadership for the products we get involved with.

HyperSense Software is a top mobile and web app development company for startups and enterprise clients specialised in strategic app planning, design and development of iPhone, Android and Web applications, user testing, QA, DevOps, Big Data and IoT.

We are a software development company. We have a wealth of experience in various verticals, HR, Recruiting, Financing, Real Estate, Logistic, Safety, Hospitality; we build enterprise apps,  mobile apps, web portals, e-commerce, IOT.  We are very flexible in our approach & engagement models.

We’re really good at what we do. The highly competitive market doesn’t allow us to be anything else. And if we weren’t, we wouldn’t have been building software products for over 15 years.

We used to “Harness Chaos” – to strike at the heart of a problem until a solution revealed itself. It took us half a decade to learn that creating a software solution is only half the battle. The other half is ensuring our clients have a good, restful sleep the night before a major milestone is delivered. Serenity is the consequence of harnessed chaos. And our promise to you.

We’ve been living and breathing mobile since 2011. We know that all it matters is that your users have the best possible experience. That’s everything we focus on. 

We pride ourselves on our excellent customer service. We are here for you, guiding you along the way and offering our vast expertise, starting from sketching an idea with pen and paper to implementing the best solution and iterating based on market feedback until the desired results are met.

In short, we are the kind of team who likes to focus on results: best user experience, engagement, user satisfaction, retention, scalability.

Genuineq is a software development company focused on delivering custom digital products based in Romania, Europe. We work with startups and mature companies to help them build their digital solutions and grow their businesses.

We are a team of skilled specialists, from tech experts, mobile and web developers, front-end and back-end developers, to business strategists and UI/UX designers who love to build mobile and web apps.

Areus is all about providing quality software, cutting edge research & development, cybersecurity and advancing artificial intelligence and robotics fields. We serve high-level corporate CEOs, CIOs, VPs of IT in bringing to life their technology visions, implementing and enabling a technology sustainable competitive advantages to the overall business, transforming the business through sustainable IT investments.

We are proud to support medical research and development fields with AI & robotics engineering through strategic partnerships with top-level research institutions around the world, part of the technology movers consortium. Our team of enthusiastic developers and designers passionate about turning big ideas into reality.

Team Extension is a nearshoring and offshoring technology company based in Bucharest, Romania.

Our company’s mission is to hunt and hire the best talents in the technology field, wherever they are. We particularly excel in the cutting-edge tech area, such as iOS, Android, Java, and more. We provide resources on-site and off-site (remote). We work with a wide spectrum of clients, including startups and Fortune 500 companies that are based in Western Europe and in the United States.

We are a small team of sharp people. We like to stay focused and be efficient. We do what we do with joy. We eat, sleep and breathe apps. We really get excited when you challenge us, with AR, VR or anything that will stand out, that is at the edge of what is possible. We like to push the boundaries. We live to be proud of our work.