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Android App Development Services

Scalable and secure Android app development expertise tailored for your business growth.
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Hire Developers

What Android Development Services You Get?

Custom Android app development

We build custom Android apps tailored to your business goals and optimized for the full Android ecosystem, from smartphones and tablets to wearables and TVs. As an Android app development company, Aetherius can provide a single experienced developer or an entire dedicated team, giving you the flexibility to scale quickly.

Cross-platform development

Looking to launch on both Android and iOS faster and more cost-effectively? Our experts specialize in cross-platform app development using Kotlin Multiplatform (KMP), Compose Multplatform (CMP), Flutter, and React Native. By sharing one codebase for both platforms, you save time and reduce costs while maintaining high performance and a native-like user experience.

UI/UX Design

Our designers create intuitive, brand-aligned Android app UI/UX that engages users and drives retention. We research your target audience and create an interface that not only looks great on Android devices but also delivers seamless usability across multiple screen sizes and resolutions.

Android consulting

Need strategic guidance for your Android app development project? We’ll analyze your vision, recommend the best technologies and architecture, and outline a clear roadmap. Whether you’re planning a new app or improving an existing one, our consulting service provides actionable insights for success.

Maintenance and support

Our ongoing Android app maintenance and support keep your application secure, responsive, and fully functional as new devices and OS updates roll out. From bug fixes to performance tuning, our team ensures your Android app continues to run flawlessly long after launch.

Technologies We Use

Kotlin
Kotlin
Compose Multiplatform
Compose Multiplatform
React Native
React Native
Flutter
Flutter
PHP
PHP
Laravel
Laravel

Why should you consider outsourcing Android developers?

Focus on other in-house activities

When you entrust an external Android development team with part of the project, you have more time to focus on key business decisions. This way, you can be confident that the project will be delivered on time and that project management is at the highest level.

Entrusted Android developer expertise

You are sure you'll work with an experienced Android developer who provides you with needed mobile solutions and delivers your mobile app within the deadline. Also, if your in-house developers are not familiar with the technologies that the project requires, outsourcing will solve this problem.

Quicker market entry

If you have a shortage of Android developers, you'll get your app to market faster by outsourcing additional resources instead of overwhelming your current Android developers with a larger workload for a longer period.

Keep up with industry trends

A trusted mobile app development company always keeps up with the latest trends and you'll get a high-quality code for your Android app. At the same time, it adheres to all rules and standards, ensuring you are secure, including from a security perspective as well.

The Way We Work Together

Outsource Our Developers

You can hire an entire team or individual developers to work with your in-house team. Project management and decision-making remain in your hands. This is an ideal choice if you already have a project and a plan but need additional resources to bring it to life.

Hire Developers
Hire Developers
Let Us Build Your App

You get full-service mobile app development, from developing your idea to launch. Our team creates a plan and delivers solutions for your startup vision. We take ownership of the project, treating your app as our own, and delivering a product that helps your business succeed.

Get My App Built
Get My App Built

We'll Recommend the Best Migration Technology

Kotlin Multiplatform (KMP)

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.

Compose Multiplatform (CMP)

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.

Flutter

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.

React Native

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.

Why choose us over others?

These are the benefits our clients value most and the main reasons we have successfully collaborated for many years:

Transparent Pricing

You get a clear budget from the start, so you always know where your money is going.

No Missed Deadlines

Consistent updates on app development ensure you remain in control of every step.

Ownership Mindset

We care about your project as much as you do, that is why we often overdeliver.

Why Choose Us Over Others?

These are the benefits our clients value most and the main reasons we have successfully collaborated for many years:

Proven Expertise in Kotlin Multiplatform

Our senior developers are experts in Kotlin Multiplatform, with proven experience migrating complex apps. We ensure clean architecture, maintainable code, and native-level performance.

Reliable and Transparent Delivery

We work as an extension of your team, following your tools, processes, and reporting style. Your dedicated team is fully engaged from start to finish, and milestone-based updates keep every project on track.

Predictable Budget and Timelines

With a precisely defined project scope, you always know what you’re paying for. We help startups and enterprises plan ahead, cut unnecessary costs, and deliver fully functional cross-platform apps on time.

Why Choose Aetherius for Your Cross-Platform Migration

These are the benefits our clients value most and the main reasons we have successfully collaborated for many years:

Transparent Pricing

20+ successful cross-platform projects delivered, including complex Kotlin Multiplatform (KMP) and Compose Multiplatform (CMP) apps for startups and enterprise clients.

No Missed Deadlines

Our clients typically cut development costs by 30-50 % and reduce time-to-market by up to 40 % after moving from native to cross-platform.

Ownership MIndset

Every project comes with a fixed, clearly defined estimate and a written guarantee of no hidden costs, backed by repeat clients and 5-star reviews.

Want to know how much your app development costs?

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Trusted by 50+ agencies managing multiple client apps.
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"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 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

"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

Looking for developers you can count on?

Our Development Process

01
Discussing Your Vision and Requirements

We start by listening to your goals and specific needs, ensuring we understand your app’s vision clearly.

02
Planning

Based on the gathered information, you get a detailed project plan, including a precise timeline, cost estimation, and defined milestones, ensuring full transparency.

03
Development

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.

04
Testing

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.

05
Launching

Once everything is ready, we take care of the deployment process, making sure it’s properly set up on app stores or other platforms.

06
Maintenance

After launch, we offer continuous support to ensure your app stays up-to-date and runs smoothly, adapting to your needs over time.

FAQ

How do you determine the cost of app development?
How long does it take to develop a mobile app?
Do you offer help with MVP development?
What technologies do you use?
Can you work within my budget?
Do you provide ongoing support after the app is launched?
Will I own the app’s source code?
Can you integrate third-party APIs or tools into my app?
How do you ensure the quality of the app?
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