Kotlin Multiplatform App Development
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What KMP Services Do You Get?
Cross-Platform Development
Build iOS and Android apps simultaneously using one shared Kotlin codebase. We reuse business logic across platforms while keeping native performance, ensuring faster delivery and fewer bugs.
API Integration for All Platforms
Integrate APIs once and deploy them everywhere: payments, logins, analytics, and more. With Kotlin Multiplatform, you reduce duplicate work and shorten QA time, leading to smoother releases and happier users.
Platform-Specific UI/UX
Deliver native look and feel for every platform. We share backend logic but design separate UIs for iOS and Android, so each app matches user expectations and platform guidelines perfectly.
Native Features Integration
Access full native capabilities, camera, GPS, push notifications, sensors, all without sacrificing shared code benefits. KMP gives you the best of both worlds: native power and cross-platform efficiency.
Kotlin Multiplatform Consulting and Migration
Already have a team but need to switch or scale to Kotlin Multiplatform? We help you migrate existing codebases, train developers, and stabilize ongoing projects to keep delivery on time and budget.
We'll Recommend the Best Migration Technology
Ideal when you need to stay within budget while keeping native UI flexibility.
KMP allows you to share business logic across iOS and Android while still using native UI components,speeding up development without sacrificing performance.
Perfect for teams that want a modern, shared UI and business logic in one codebase.
CMP enables you to build beautiful, responsive interfaces for both iOS and Android, reducing maintenance and accelerating releases.
If not knowing what to choose, here you can get more info about KMP vs CMP.
Best for apps requiring a fully shared UI across iOS and Android, ensuring fast cross-platform development with near-native performance and a rich widget library.
A solid choice for projects that need quick time-to-market and strong community support,offering
a balanced mix of speed, performance, and reusable components.
Apps We Built For Clients
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“Thanks to Aetherius, the client met deadlines, maintained quality, and handled multiple projects without slowing down development. The team managed the project well and communicated through virtual meetings. The client also praised the developers' seniority and their quick integration.”
“Aetherius built SDKs for our apps across multiple platforms. The development process was smooth, and working with their team was a good experience from start to finish. Any questions we had were handled quickly.”
"Aetherius helped the client improve revenue and customer ratings. The team always provided content on time and took the initiative to solve things really quickly."
"Aetherius' work achieved the correct functionality, satisfying the client's expectations, and planning to collaborate on a larger project in the future."
"What stood out most about Aetherius was their exceptional adaptability and dynamic problem-solving approach."
"I worked with Aetherius team on an early-stage project. They were great at taking direction and executing a functional prototype of our concepts.
Would love to work with his team again."
"We have had a great experience with Aetherius Solutions. Their skilled developers provided us with clear and detailed information, ensuring effective communication throughout the project.
I would highly recommend them for any project you might have."
"Aetherius team reassured us with their experience and knowledge that there are still companies that respect agreements. We successfully executed our plans, and the team followed our desires throughout, consistently working on the Salona application."
"We had a specific industry problem and wanted to help people solve it with a unique app. Our first plan was to test the MVP version in a couple of smaller cities in Serbia, but we didn't expect to encounter such positive reactions from users so quickly. Aetherius Solution's team developed the first version in just 1 month with O bugs and issues!"
"Aetherius successfully completed the app, meeting our expectations.
Moreover, the team communicated effectively and frequently via email and messaging apps, ensuring a smooth collaboration. Overall, their promptness and ability to deliver on time were hallmarks of their work."
"Aetherius developers immediately identified why my app was experiencing bugs that had been a problem for over a year! After that, the number of downloads increased, and users told me it felt like they were using a completely new app. I especially appreciate their detailed reporting on the process."
"Aetherius successfully delivered a functional cross-platform app on schedule, meeting all requirements. The team established a CI/CD pipeline and monitoring framework, enabling rapid iteration cycles. Aetherius' project management was well-structured and responsive. Their technical depth stood out."
All Technologies
We Work With
And Yes, We’ve Probably Worked In Your Industry
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Launch healthcare apps patients actually use, fast and secure.
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Turn AI ideas into apps that wow your users.
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Keep learners engaged with interactive and easy-to-use apps.
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Boost user engagement and loyalty with beauty apps.
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Make every event easy, from schedules to ticketing.
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Connect customers to services instantly.
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Build an app that fits your industry’s unique challenges.
Our Development Process
We start by listening to your goals and specific needs, ensuring we understand your app’s vision clearly.
Based on the gathered information, you get a detailed project plan, including a precise timeline, cost estimation, and defined milestones, ensuring full transparency.
Our team begins the design and development phase, keeping you involved at every stage with regular progress updates and the opportunity for feedback to ensure alignment with your goals.
Before launch, the app goes through rigorous testing to ensure it meets the highest standards of functionality, performance, and user experience, eliminating bugs or issues.
Once everything is ready, we take care of the deployment process, making sure it’s properly set up on app stores or other platforms.
After launch, we offer continuous support to ensure your app stays up-to-date and runs smoothly, adapting to your needs over time.
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FAQ
Tell us about your project
You’re one step away from getting the right developers.
"Working with Aleksa and his team at Aetherius has been a great pleasure! He is very understanding, especially for people like me who aren't tech savvy, makes time to work on issues that come up, and is always willing to work hard to find a solution."
"I worked with Aetherius team on an early-stage project. They were great at taking direction and executing a functional prototype of our concepts. Would love to work with his team again."
"Aetherius developers immediately identified why my app was experiencing bugs that had been a problem for over a year! After that, the number of downloads increased, and users told me it felt like they were using a completely new app. I especially appreciate their detailed reporting on the process. Their team is reliable and truly cares about the success of my app!"
"What stood out most about Aetherius was their exceptional adaptability and dynamic problem-solving approach."
"Aetherius' work achieved the correct functionality, satisfying the client's expectations, and planning to collaborate on a larger project in the future."
“We had a specific industry problem and wanted to help people solve it with a unique app. Our first plan was to test the MVP version in a couple of smaller cities in Serbia, but we didn't expect to encounter such positive reactions from users so quickly. Aetherius Solution’s team developed the first version in just 1 month with 0 bugs and issues!”
"We have had a great experience with Aetherius Solutions. Their skilled developers provided us with clear and detailed information, ensuring effective communication throughout the project. I would highly recommend them for any project you might have."
"Aetherius Solutions helped the client improve revenue and customer ratings. The team always provided content on time and took the initiative to solve things really quickly. ”
"Aetherius successfully completed the app, meeting our expectations. Moreover, the team communicated effectively and frequently via email and messaging apps, ensuring a smooth collaboration. Overall, their promptness and ability to deliver on time were hallmarks of their work."
"Aetherius Solutions team reassured us with their experience and knowledge that there are still companies that respect agreements. We successfully executed our plans, and the team followed our desires throughout, consistently working on the Salona application."
"Their team was very easy to work with, and they genuinely cared about the success of our project. They managed the project efficiently, kept us updated regularly, and always responded quickly to changes or feedback."
