Choose the Best
Our Mobile App Development Services
Flutter
We use Flutter to build high performance, cross platform apps that run seamlessly on iOS, Android, and the web with a single codebase and native like experience.
React Native
React Native allows us to deliver fast, scalable apps with near native performance ideal for startups and brands needing speed to market without sacrificing quality.
NativeScript
For complex, high performance needs, we build native iOS (Swift) and Android (Kotlin) apps unlocking full device capabilities and platform specific UX.
Different Mobile App Development Services
At Custom Websites Designer, we don’t just code apps we engineer digital experiences that solve real problems for your users. Whether you’re launching a startup in Austin, scaling a SaaS tool in Seattle, or modernizing an enterprise app in New York, our mobile development services are built around one core principle: your user comes first.
We start by deeply understanding your business goals, target audience, and market trends then we build with purpose, precision, and performance in mind.
- + Designing Products
- + Mobile App Consulting Services
- + Design a Mobile App That Will Engage Users
- + Mobile app integration
- + Testing and QA
- + Modernise Your Mobile App
Discovery and Planning
We start by deeply understanding your business goals, target audience, and market trends. Through detailed discovery sessions, we define your app’s core features, user flow, and technical requirementsso every line of code serves a purpose.
App Development
Our team selects the perfect technology stack (Flutter, React Native, or native iOS/Android) based on your project’s needs, budget, and long term goals. We prioritize clean, maintainable code and seamless performance across all devices because your users won’t wait for slow apps
Testing and Quality Assurance
Before your app hits the stores, we conduct rigorous testing for functionality, usability, security, and performance. From device compatibility to edge case scenarios, we catch bugs before your users do ensuring a smooth, reliable experience from day one.
Deployment and Launch
We prepare your app for deployment on the Apple App Store and Google Play Store, handling all technical requirements, metadata, screenshots, and compliance checks. Plus, we provide post launch support to monitor performance, fix issues, and plan your next update.
Our Portfolio
We Work With Top Brands
Develop a Winning App with Our Help.
At Custom Websites Designer, we’re not just mobile app developers we’re your strategic partners in building digital products that win. Whether you’re launching a startup in Austin, scaling a SaaS tool in Seattle, or modernizing an enterprise app in New York, we leverage our deep expertise in user-centric design, cutting-edge technologies, and efficient development processes to turn your vision into a high-performing, market-ready app.
Expertise in Mobile App Development.
At Custom Websites Designer, we’re not just app developers we’re digital experience architects. We combine skilled U.S.-based professionals with cutting-edge technologies to build innovative, tailor-made mobile applications that solve real problems for your users and drive measurable results for your business.
Whether you’re launching a startup in Austin, scaling a SaaS tool in Seattle, or modernizing an enterprise app in New York, we design apps that don’t just function they connect, engage, and convert.
Product making for friendly users
Yes! At Custom Websites Designer, we build high-performance mobile apps for both iOS and Android using the best approach for your needs. Whether you want a single codebase with Flutter or React Native (for faster, cost-effective cross-platform development) or fully native apps for maximum platform-specific performance, we tailor the solution to your goals, timeline, and budget.
Most custom mobile apps take 8–16 weeks from concept to launch, depending on complexity, features (like user logins, payments, or real-time data), and your feedback cycle. We work with startups in Austin, SaaS teams in Seattle, and enterprise clients in New York and always provide a clear, realistic timeline upfront.
Absolutely. Many of our clients come to us with just a vision and we help bring it to life. Through our discovery & planning phase, we’ll define your core features, user flow, tech stack, and roadmap. Think of us as your strategic partner from day one, not just a development vendor.
Yes. Once your project is complete and fully paid, you receive 100% ownership of the source code, design files, and all intellectual property. We believe your app is your asset and we make that clear in every contract.
We do! All app projects include 30 days of free post-launch support, and we offer flexible monthly maintenance plans for ongoing bug fixes, feature enhancements, OS compatibility updates, and performance monitoring. Because your app should evolve as your business grows.
Our Global Partnerships
Leading The Charge With International Brand Collaborations
