
iOS-apps Ontwikkelen



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What iOS Development Services You Get?
Custom iOS App Development
We create iOS apps for iPhone that match your business goals and user needs. You can hire developers individually or use a team extension model to scale your project efficiently. Our mobile app development company also handles App Store submission, ensuring your app launches successfully.
Cross-Platform Development
For faster results and cost savings, our developers specialize in cross-platform app development for iOS and Android. Using technologies like Kotlin Multiplatform (KMP), Compose Multiplatform (CMP), Flutter, and React Native, we create apps from a single codebase, and you don’t need to hire separate native teams, making it easier to scale through team augmentation or building a remote tech team.
UI/UX Design
We design engaging, user-friendly interfaces aligned with your brand. Our iOS UI/UX services focus on research-driven design to boost user satisfaction, retention, and app awareness. You can outsource developers to handle the entire design and implementation process seamlessly.
iOS Consulting
Our expert team provides strategic guidance and technical insights for your iOS app. Through detailed discussions, planning, and consulting, you can hire developers or use a team extension to get the right expertise for your project.
Maintenance and Support
Keep your iOS app secure, responsive, and up-to-date with our ongoing maintenance and support services. Whether you outsource developers or use team augmentation, we ensure your app remains fully functional, scalable, and ready for future growth.
Technologies We Use
De Manier Waarop We Samenwerken
Je kunt een volledig team of individuele ontwikkelaars inhuren om met je interne team samen te werken. Projectbeheer en besluitvorming blijven in jouw handen. Dit is een ideale keuze als je al een project en een plan hebt, maar extra middelen nodig hebt om het tot leven te brengen.
Je krijgt een volledige mobiele app-ontwikkeling, van idee tot lancering. Ons team maakt een plan en levert oplossingen voor jouw startupvisie. We nemen eigenaarschap over het project, behandelen jouw app alsof het onze is en leveren een product dat jouw bedrijf helpt slagen.
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.
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Why choose us over others?
These are the benefits our clients value most and the main reasons we have successfully collaborated for many years:
You get a clear budget from the start, so you always know where your money is going.
Consistent updates on app development ensure you remain in control of every step.
We care about your project as much as you do, that is why we often overdeliver.
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:
20+ successful cross-platform projects delivered, including complex Kotlin Multiplatform (KMP) and Compose Multiplatform (CMP) apps for startups and enterprise clients.
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.
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.
Apps We Built For Clients
Wij Kunnen Jouw App Bouwen Voor De Volgende Sectoren

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.
FAQ
The cost of developing a mobile app depends on factors such as the app's complexity, design, and features. You can check the price using our cost calculator.
The time required to develop a mobile app depends on its complexity and features. On average, a mobile app takes between 3 to 6 months, but you’ll get a detailed timeline plan after we discuss your project requirements.
Yes, we specialize in MVP development to help startups validate their app ideas quickly and cost-effectively. Depending on the app complexity, you can have your MVP ready in 2 months.
We use a range of technologies, including Kotlin Multiplatform, Swift, and native Android and iOS development, depending on your app’s needs.
Yes, we create a customized solution tailored to your budget, ensuring there are no hidden costs or surprises.When we agree on the budget, our analysis includes all potential additional costs that may arise during the development phase. These estimates are based on our experience with similar projects, ensuring you have full clarity on the highest possible costs.
Absolutely. We offer post-launch maintenance and updates to keep your app running smoothly and up-to-date.
Yes, once the project is completed, you retain full ownership of the source code and intellectual property.
Yes, we can seamlessly integrate APIs, tools, and services to enhance your app’s functionality and user experience.
We follow strict QA testing processes, including functional testing, performance testing, and user testing, to ensure the app is reliable and user-friendly.
Heb Je Ervaren Ontwikkelaars Nodig Om Je App Te Bouwen?
