Our projects
See our portfolio


We develop apps users want to have and your business wants to maintain
We support our clients at every stage of the project. Our team will help you with ideation, design, prototyping and the entire app development process.
We specialize in native apps development for iOS and Android. Swift and Kotlin are our preferred languages. We also create cross-platform apps with Flutter technology.
We take care of both front-end and back-end, and make sure the interface is intuitive. Our solutions are always custom-made to meet users’ and business needs.
During our workshops we plan a product development roadmap and choose suitable technologies. It’s the best way to find out what has to be done for your idea to see the light of day and bring measurable benefits.
We build our native iOS apps with Swift, while for Android we choose Kotlin. We also develop cross-platform apps with Flutter technology. And if you need a web app, our team will prepare it for you with PHP, Ruby on Rails, Node.js or React.js.
Mobile Trends Awards 2017
Nomination in M-commerce category
17
clients reviews
Legal Bookmakers Award 2019
Best Mobile App
60+
projects in portfolio
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If you want us to help you choose the best technologies or features – let us know.
Send us a message to contact@holdapp.pl or take part in our Product Design workshop.