Mobile Development Company
Extend Your Development Team with Proven Mobile Experts
Satisfied Clients
Days to
Onboard Devs
Projects
Delivered
Clients under
NDA
"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."

Erkin Jumayev
“What stood out most about Aetherius was their exceptional adaptability and dynamic problem-solving approach.”

Yogesh Veeraraj
"Working with Aetherius was pure pleasure. They helped us bring our iOS MVP application to life while constantly providing valuable ideas on how we can further improve our product"

Adam Shishani

Best Mobile App
Development Company










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Trusted by Teams Worldwide
Experienced mobile developers across native and cross-platform solutions
European-based team with proven delivery and precise budgets
Your project, in the hands of experts who care
Flexible support: scale your team up or down as needed
Don’t Just Take Our Word For It, See What Our Clients Say.
Our Work in Action
All Technologies
We Work With
And Yes, We’ve 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.
Steps That Keep Your Project on Track
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Your Team, Expanded With Experts You Can Count On
FAQ
Yes! Our team specializes in iOS, Android, and cross-platform development, allowing you to deliver high-quality apps on multiple platforms efficiently.
With our team extension model, you can add experienced developers to your team fast, covering urgent client projects and hitting delivery milestones without overloading your core team.
Absolutely. We integrate with your processes, communicate clearly, and follow your tools so your mobile projects stay on schedule.
Most clients start within 1–2 weeks, with fast onboarding that avoids handholding.
Yes, we use Kotlin Multiplatform, Compose Multiplatform, Flutter, and React Native for projects where sharing logic across iOS and Android makes sense, saving time while maintaining native performance.
Yes. Our developers are experienced in refactoring, maintaining, and improving legacy code, whether it’s native iOS/Android or cross-platform.
We work with agencies building client-facing digital products in finance, healthcare, fitness, e-commerce, logistics, and more, helping them launch multiple apps.
Flexible plans typically range from €8k–15k per month per developer, depending on urgency and project size.
Our developers understand agency workflows, deliver maintainable code, integrate smoothly with your team, and help you meet deadlines, unlike freelancers or external agencies that require handholding.
Tell us about your project
You’re one step away from getting the right developers.






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