Building the right thing. Delivering the right results
Not all products are created equal. And even less live up to their business case. We’re different. At Onyx Rakennus, we care about the value that your product has to create. The pursuit of the right thing is just what we do. The right strategy. The right experience. The right modern tech stack. The right flexible approach and mindset. The right product and the right results. That’s how we deliver a return on technology. We’re a modern, mobile-first partner working hard to make sure you get the most value first.
At Onyx Rakennus, we combine product design
Onyx Rakennus specialise in crafting custom-built, user-centric mobile applications for some most prestigious brands and businesses. With a dedicated focus on financial services and digital health, Onyx Rakennus has assembled a team of experienced designers, developers, and strategists that use the latest technologies and practices to create high-quality mobile applications tailored to the needs of our clients. Our services include product discovery, design, development, testing, deployment, and ongoing maintenance. Whatever the project, we strive to create apps that are secure, reliable, and engaging for users.

Start-to-end app development agency

  • Product and Market Strategy
    Our team of agile thinkers is made up of specialists in every area of the mobile application lifecycle. We’re able to translate the market and user data into effective strategies that bring you closer to your business goals.
  • UI/UX
    Design
    We’ve got a user-centered mobile app design philosophy that guides our every creative move. Our app design department is specialized in decoding the user’s wants and needs, making for well-informed UI and UX decisions.
  • QA and
    Testing
    We'll be tapping, swiping and pushing until every last bug is fixed. We'll make sure that your mobile app is in top shape for its app store launch and that it will make good on its promise.
Featured work
MILOBAF
Helping Milobaf me with next phase of growth.
YANAZZA
Helping Finland squash enhance its digital offering.
MEFATO
Helping Mefato manage its data and services.

Progress through process

  • Discovery & Design
    Bringing together form and function to craft beautiful interfaces and superior user experiences.
  • Development & QA
    Orchestrating the creation of your application behind a solid architecture and cutting-edge technology.
  • Support & Scale
    Personalising experiences, annotating data and improving interactions to enrich customer journeys.

We believe in mutual benefit

  • Fixed cost
    This model is best designed to suffice the demands from different startups to enterprises with fixed budgets and predefined timelines. Following the milestones defined, we deliver the perfect solution in time and always before the deadline. Here, we will analyze all your documents, SOWs, mockups, references, and conduct a thorough and transparent interaction with you. Based on our analysis, we suggest the best and reasonable solutions for your requirements with tasks bifurcated in different milestones with expected completion date.
  • Hire dedicated resources

    With this module you have the power to select either one resource or create your own team for your product to have these resources work on your terms. Our resources will work as an external addition to your existing in-house team. This model assures complete security and administrative control of your platforms, and best strategy suggestions to make your project a complete success. This model is designed to be as flexible for you as possible to hire our resources on a short-term or long-term basis.

  • Time and material

    This model is suitable for long-term projects with requirements that are evolving and unclear, and also for those projects whose specifications and requirements might change midstream. In this model you will only have to pay for the time and the resources allocated to you on the project.

What our clients think
  • Toomas Jalakas
    Onyx Rakennus valuable industry expertise and knowledge of the digital ecosystem helps us continue to lead the way with our on goal orientated and performance outcome focused indoor cycling fitness community.

  • Maximilian Nommik
    The Domino's app is a more effective part of our digital customer experience thanks to our partnership with Onyx Rakennus. The ongoing collaboration combines business understanding with the technical requirements necessary to realise our vision.
  • Veiko Ilves
    Onyx Rakennus has made big promises and kept them. They’re exceptionally responsive and communicative. I can’t think of anything Onyx Rakennus could improve on — they’ve done a great job.


Give your idea a winning identity, we’re your digital agency partner