Top 30 Mobile App Developers in Zagreb

Five paired with a prominent language app to revamp their mobile user experience, from back to frontend. Thanks to the team’s customer-centric design approach, mobile downloads have more than doubled since the app’s relaunch. Five also delivered their work ahead of schedule and under budget, surpassing all expectations.

"They’re a lot more than a vendor; Five truly is a partner." – Head of Consumer Division, Language App

A lifestyle product company partnered with DECODE to build and design an app that helped users track vitamins and minerals using a a hardware pen. They provided the client with software engineering capabilities and the company received over 1,000 downloads in the first week. 

“Of course, they delivered the project, but what’s also important is the relationship with us and the way they work. Their communication was highly responsive, they were proactive and had that youthful zeal. I don’t know how they did it, but the whole time we were working together, we felt like we were their only client!” – CEO, Lifestyle Product Startup

Clover Studio developed a mobile app for a large music festival. The app mapped out the festival layout, using geolocation and AR features to highlight attractions. Since its launch, the received enthusiastic feedback from end-users from across the globe. Clover Studio's success led to subsequent projects with the client.

"The app had really great reviews. The best indicator is that the festival guys kept the app for quite a few years after that."- Partner, Large Music Festival 

Infinum rebuilt a flight booking app for a startup. The original app was extremely buggy and the company needed further support. One feature Infinum developed allowed customers to sync their calendars to find flights that work around their schedule.

“While many agencies limit your choices, it was quite different with Infinum. They were clear and upfront about what resources we were getting and why and offered us options, which was really nice.” – Senior Project Manager, App Startup

Undabot developed a mobile application for their advertising client. The team developed both iOS and Android apps, which received positive internal feedback.

"We found their workflow highly efficient." –Project Leader, Advertising Company

Bornfight developed a web application for a healthcare company. They developed, designed, and configured the application, which the company would use as an organizational tool for conferences. The app was launched in time for the conference and was a success, outperforming the organizational process from previous years.

“The project management was extremely collaborative, helpful, and responsive.” – Sr. Brand Manager, Healthcare Company

Q agency worked with an online boat rental platform. They provided developmental assistance for multiple projects. They revamped an inflexible CMS and created an updated account management system from scratch, and are currently adding features to it. After the project was completed, the client integrated it immediately and saw an increase in conversions.

"From our first interaction, Q agency was quick to build a good relationship with us through their fast communication. Their team follows up on every email. They are prompt and professional with every task, and they are accommodating to our needs." – CTO & Co-Founder, Boat Rental Platform 

Kod Biro recently worked on app development for a marine hazard reporting company. They created a multilingual mobile app for that client which allows boaters to communicate with harbormasters.

“Applications have very good grades, and positive feedback. We have about 15.000 active users in this moment.” — Program Director, Marine Hazard Reporting Company.

 

Daxima worked with a financial institution to update its client management system. The system had not been updated in 2 years and all changes required consensus from a co-op. Daxima completely redeveloped the client management system, incorporating the ability to aggregate data, integrate external programs, and grow along with the business.

"They found out what our wishlists and issues were and worked closely with the people on our team." – VP of Operations, Financial Institution

AG04 provided resources to a continuous delivery software firm to help develop software products, including a software deployment tool. With their expertise in Java, Scala, React, and Angular, they quickly became integral contributors in multiple product lines.

"They have a lot of domain knowledge and can solve really difficult customer issues." — VP of Product Development, Continuous Delivery Software Firm

Ars Futura recently worked on software development for an IoT company. They developed a staff augmentation product  for that client.

“They give us a lot of attention. Once we brought Ars Futura on, things improved during the early stages.” — CEO, IoT Company

 

CoreLine developed a website and a B2B platform that allowed users to discover network and discover new products. The site featured geolocation capabilities to link users in different countries, and they password-protected the platform. Thanks to their technical ability, they've vastly improved the site's processing speed and almost doubled the traffic capacity.

"They really understand what I am trying to achieve and translate our requirements into an architecture that works." — Managing Director, Global Market Network 

9Y developed a custom app solution for a luxury leather care company. 9Y was hired to improve the overall digital experience of the company’s customers. The company was satisfied with 9Y’s results.

“Very professional.” - Director of Operations, Luxury Leather Care Company

COBE partnered with a gift retailer in order to develop an app for the client. The client wanted an app that would increase digital traffic and sales. The team built an app for the client that was compatible with both IOS and Android devices. They used brand themes and messages to design the color and themes of the app. The team at COBE also designed the UI and UX for the application. 

Machinery developed an iOS app that mirrored a web-based collaboration platform. The app helped users take notes, share documents, and create agendas. In addition to developing the app, Machinery conducted QA tests for both the app and the web platform. Users praised the app for its stability and UX/UI design.

"They work well together and seamlessly integrated with the rest of my team." — Founder, Collaborative Work Platform Company

ABC Tech Group partnered with a financial startup to perform platform development for their financial advisory platform. They successfully created the application and after its launch, they were able to identify the necessary adjustments to make for users.

"When working with ABC Tech Group, clients can immediately see their skills and expertise. The project manager and other top management officials know a lot of Syntex and financial services. That was our key reasoning for working with their team." ––

Cinnamon Agency completed the development of a complex driver safety app for Android. Once synced to the vehicle, the app could read aloud text messages and emails via Bluetooth. It currently boasts a high net promoter score and over 55,000 downloads.

"I don’t know how big Cinnamon is as a company, but they give the impression of being a smaller team that’s focused on customers." — CEO, Driver Safety App Company

Speck recently worked on web and mobile app development for an education platform. They improved currency and scalability of an existing platform and created a multi-faceted web and mobile app for that client.

“Since hiring Speck, our user base has doubled, and we have expanded our business to two new additional states. ” — Co-Founder, Education Platform

 

A nonprofit approached 3topia to develop a mobile app for iOS and Android that linked to an internal CRM. The app enabled users to follow current events, make donations, and connect with other people. Within 6 months of its launch, the app helped raise over $500,000, generating a lot of enthusiasm and interest.

"They were extremely understanding, but also aggressive in a helpful way." — Product Owner, Nonprofit 

Nepted collaborated with a public relations agency to update their website. They provided the company with a fresh modernization of the client’s image on their site. The client received positive feedback for their brand evolution from stakeholders.

”Nepted proved to be efficient and creative. They stay up to date with the latest digital trends and software solutions, and they keep the best interests of your business in mind.” — CEO, PR Agency 

Digihey built a website for an event-based startup to generate leads and promote brand awareness. The team created the designs, led the development, and helped launch the site. Digihey's new site helped attract new prospective customers and boosted the client's brand.

"The site increased our number of qualified marketing leads, and its brand marketing was well received by everyone involved."-Former Head of Product Development, Event-based startup 

Zero Molecule developed a mobile app for a BPO agency. The agency wanted to revise their app and further develop it in a short timeframe. The app was published on schedule and had no issues with Google or Apple.

“We were extremely satisfied with the cooperation.” - Project Manager, BPO Agency

Enterwell recently worked on web development for a child safety NGO. They designed and implemented an e-learning platform for that client.

“We have demonstrated the platform at a conference we organized and kindergarten teachers were thrilled to have a user-friendly online learning tool.” — Project Coordinator, Child Safety NGO.

 

Kodius successfully migrated a job search platform's website to AWS. Then, the team launched a database to help employers find potential job candidates. The client praised their business expertise and ability to think ahead.

"There have been a lot of instances where they spotted the business issues that we missed...They proactively seek out and suggest things that can be beneficial and drive our business further." –Co-Founder, Job Search Platform

Konekta developed custom software for a payment orchestrator. They developed, configured, and launched the software solution to handle online transactions.

"We were impressed with how quickly and easy they understood the specifications and requirements so that they needed very little of our support." – Head of CMS System Processing, Payment Orchestrator

Comminus implemented a digital reporting web and mobile application for a financial services company that provides automated Big Data reports to senior management. They implemented certain key features, including BI data analytics, screenshot to mail, and biometric ID. The features are so impressive that the apps gained external recognition, winning an analytics transformation award. 

“With 13,000 internal and 1,000 unique users, the final solution is a more efficient way of reporting and interpreting data. With the features, we were able to replace 100-plus reports worldwide and gained new innovative and efficient ways on how to report and interpret data. The apps were awarded with the internal Best Finance Game Changer Award as well as the external Excellence in Analytics Transformation Award in AAP.” – Global Head of BI and Digital FC Solutions, Financial Services Company

PINKDROIDS developed a client-facing web application that aims to facilitate operations management for businesses like hotels and restaurants. The app was based on an existing platform built within a Python framework, which was adjusted to better address client needs. The firm used a combination of Javascript, Python, Django, and React to create custom features and meet all system requirements. The hospitality company was very pleased with the results of the project. 

"We weren’t collecting any revenue online, but since their work, we are. Everybody is happy with the system." – CTO, Hospitality Platform 

Beap developed custom software for an IT consultancy. The consultancy had a project that required an asset management database and had Beap help develop it. The resulting product was “a good fit”, according to the consultancy.

“The most impressive thing for me was that they could do such good work with so little information from us.” - CEO, IT Consultancy

Software Sauna provided staff augmentation for a bank software company. They guided the client’s internal team members and proactively advised ways to improve, particularly in JavaScript, Angular, and .NET. The products developed by Software Sauna met the client’s quality standards, leading to a longer-term partnership.

“Software Sauna has been an excellent addition to our internal staff. They can guide some of our junior employees and even our staff on the senior side. They have great technical expertise and bring ideas and ways to improve to the table. It’s been a good match for us.” – CTO, Bank Software Company

NodeFactory recently worked on app development for an art tech startup. They worked on backend functioning for that client to improve smart contracts on the decentralized app. 

“[NodeFactory’s CEO] possesses technical depth, she is smart and resourceful, and she is patient and responsible in delivering what we needed.” — CEO, Art Tech Startup