Why Aetherius

Trusted by Teams Worldwide

01

Experienced mobile developers across native and cross-platform solutions

02

European-based team with proven delivery and precise budgets

03

Your project, in the hands of experts who care

04

Flexible support: scale your team up or down as needed

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Aetherius | Top developers

Aetherius is listed among the world’s top mobile app development companies.

Testimonials

Don’t Just Take Our Word For It, See What Our Clients Say.

More testimonials

"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."

Felix Wolf
Senior Consultant & Program Manager, Merkle DACH

"Aetherius' work achieved the correct functionality, satisfying the client's expectations, and planning to collaborate on a larger project in the future."

Mike Ralph
Managing Director, Band of Coders

"What stood out most about Aetherius was their exceptional adaptability and dynamic problem-solving approach."

Yogesh Veeraraj
CTO, Wheretogo

"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."

Dmitry Zolotaryov
Ex Engineering Manager at Kin Social

"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."

Srdjan Miladinovic
Sales Operations Manager,Ingsoftware

"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."

Djordje Dimitrijevié
Founder & CEO, Salona

"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!"

Katarina Ristic
Founder & COO, Znam Majstora

"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."

Marija Milosevié
Owner of SmartBIN

"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."

Hristina Lazarevic Milosevic
Founder and CEO, Avoid Additives

Our Work in Action

We Build Kotlin Multiplatform Apps for Over 3 Years

Numerous enterprises migrated complex native apps to KMP step by step, as well as built new ones from scratch. Every app remains fully stable, and in 2025, Kotlin Multiplatform was adopted for over 70% of enterprise mobile projects.
See how!
See how!
Explore all our services
Tech Stack

All Technologies
We Work With

Aetherius Solutions | Kotlin Logo
Kotlin
Android Development
Aetherius Solutions | Swift Logo
Swift
iOS Development
Aetherius Solutions | Swift UI Logo
Swift UI
iOS Development
Aetherius Solutions | Kotlin Logo
Kotlin
Android Development
Aetherius Solutions | Swift Logo
Swift
iOS Development
Aetherius Solutions | Swift UI Logo
Swift UI
iOS Development
Aetherius Solutions | Flutter Logo
Flutter
Cross-platfrom Development
Aetherius Solutions | React Logo
React Native
Cross-platfrom Development
Aetherius Solutions | Compose logo
Compose Multiplatform
Cross-platfrom Development
Aetherius Solutions | Flutter Logo
Flutter
Cross-platfrom Development
Aetherius Solutions | React Logo
React Native
Cross-platfrom Development
Aetherius Solutions | Compose logo
Compose Multiplatform
Cross-platfrom Development
Aetherius Solutions | OBJ Logo
Objectiv-C
iOS Development
Aetherius Solutions | Node Logo
Node.js
iOS Development
Aetherius Solutions | JS Logo
Swift UI
Backend
Aetherius Solutions | OBJ Logo
Objectiv-C
iOS Development
Aetherius Solutions | Node Logo
Node.js
iOS Development
Aetherius Solutions | JS Logo
Swift UI
Backend
Industries
Our Process

Steps That Keep Your Project on Track

01
Discussion
03
Development
05
Launching
Planning
02
Testing
04
Maintenance
06

Your Team, Expanded With Experts You Can Count On

FAQ

Can your developers help us deliver client apps on both iOS and Android?
How can we scale our mobile team quickly without hiring full-time staff?
Can your developers work alongside our existing internal team?
How fast can we start a project or add developers?
Do you handle cross-platform apps with shared code?
Can you take over or maintain existing mobile projects?
What industries do you usually work with?
How much does it cost to hire your developers?
Why choose your team instead of freelancers or other agencies?
Read More

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."

Erkin Jumayev
Erkin Jumayev
Co-Founder of Mindguard

"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."

Dmitry Zolotaryov
Dmitry Zolotaryov
Ex Engineering Manager at Kin Social

"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!"

Hristina Lazarević Milosević
Hristina Lazarević Milosević
Founder and CEO, Avoid Additives

"What stood out most about Aetherius was their exceptional adaptability and dynamic problem-solving approach."

Yogesh Veeraraj
Yogesh Veeraraj
CTO, Wheretogo

"Aetherius' work achieved the correct functionality, satisfying the client's expectations, and planning to collaborate on a larger project in the future."

Mike Ralph
Mike Ralph
Managing Director, Band of Coders

“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!”

Katarina Ristić
Katarina Ristić
Founder & COO, Znam Majstora

"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."

Srdjan Miladinovic
Srdjan Miladinovic
Sales Operations Manager, Ingsoftware

"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. ”

Felix Wolf
Felix Wolf
Senior Consultant & Program Manager, Merkle DACH

"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."

Marija Milošević
Marija Milošević
Owner of SmartBIN

"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."

Djordje Dimitrijević
Djordje Dimitrijević
Founder & CEO, Salona

"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."

Nemanja Dimic
Nemanja Dimic
Founder & CEO, BIT Events
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