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I’m planning a new mobile application and I’d like a single developer to take it from concept to publication on both the App Store and Google Play. The core deliverable is a fully functioning app that runs smoothly on iOS and Android, complete with source code and any necessary backend integration. Because I don’t have a hard deadline, we can focus on clean architecture, thorough testing, and an intuitive user interface rather than rushing features. I’m open to discussing the tech stack you feel most comfortable with—whether that’s React Native, Flutter, Swift + Kotlin, or another modern framework—as long as maintenance and future scaling are straightforward. If you have a solid track record of building cross-platform apps, especially those that balance performance with a polished user experience, I’d love to review your portfolio and outline the next steps together.
Project ID: 40487868
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186 freelancers are bidding on average $536 USD for this job

Hi there, Jas this side from Logictrix and I am ready to work on your app with my team and with a promise for long term support in fairly low cost. Please just give me your few minutes for the chat so that we can discuss all the important points about project as well as we can clarify any queries from both side to go ahead further for final agreement. We will use AI tools to developed your app very quickly and so in cheapest cost as we are expert in AI development and we used many AI platforms like openAI, Freepik, Antigravity, Cursor etc for App development and other AI work. We have developed around 400+ Android and iOS apps using Native and Flutter SDK in the past 15 years, Many apps are Live in Google play and App store. We will share our detailed portfolio over the Chat once we connect. Looking forward to your reply... Thanks and Regards Jas
$500 USD in 7 days
9.7
9.7

Hello, I’d be happy to help take your mobile app from concept to successful publication on both the App Store and Google Play. I specialize in cross-platform development using Flutter and React Native, delivering scalable applications with clean architecture, intuitive UI/UX, secure backend integrations, and smooth deployment workflows. My focus is always on maintainability, performance, and future growth. Recent mobile projects include: • Vivahub (Android & iOS) • AI-powered business and SaaS applications • Booking, eCommerce, and customer engagement platforms My approach: ✔ Requirement discovery & feature planning ✔ UI/UX design and prototyping ✔ Cross-platform app development (Flutter preferred for single codebase efficiency) ✔ Backend/API integration ✔ Testing, optimization, and security review ✔ App Store & Google Play submission support ✔ Complete source code and documentation handover Based on the final feature scope, I can deliver an MVP within 7-10 days for standard applications, followed by iterative enhancements if required. Before we proceed, could you share the primary purpose of the app and whether it requires user accounts, payments, subscriptions, chat, location tracking, or any third-party integrations? Looking forward to discussing your vision. Best Regards, Microlent Systems
$299 USD in 10 days
9.3
9.3

With over a decade of experience in full-stack architecture and high-scale systems, I understand your goal of developing a cross-platform mobile application that excels on both iOS and Android platforms. My background in scaling projects for over 1 million users and expertise in mobile app development align perfectly with the challenges of your project. A strategic insight for ensuring scalability and security in this project is to prioritize a clean architecture from the start, ensuring smooth functionality and ease of maintenance. With past successes in building high-performance apps for large user bases, I am confident in my ability to deliver a top-notch solution for your requirements. I encourage you to reach out to discuss how we can collaborate on this project and create a roadmap for success. Let's connect to dive deeper into your project needs and outline the best strategy to bring your mobile app vision to life.
$600 USD in 20 days
8.3
8.3

Hi, I can develop your mobile application from concept to App Store and Google Play publication, including frontend, backend integration, testing, deployment, and complete source code handover. I have already developed similar cross-platform applications with clean architecture, scalable backend systems, user authentication, API integrations, payment systems, and polished mobile UI/UX. My focus is always on building maintainable products that perform smoothly on both iOS and Android. My development process: • Requirements gathering & feature planning • UI/UX wireframes and app flow design • Cross-platform app development (Flutter / React Native) • Backend & API integration • QA testing and performance optimization • App Store & Google Play deployment • Post-launch support and documentation A few questions: Do you already have detailed feature requirements or would you like assistance defining the MVP scope? Will the app require user accounts, subscriptions, payments, or any third-party integrations? I’d be happy to share relevant work samples and discuss the best tech stack for your project. Looking forward to connecting. Best regards,
$900 USD in 15 days
7.7
7.7

With over half a decade of professional experience behind me, I am confident in my ability to bring your cross-platform mobile application to life. Having worked extensively with React Native, Flutter, Swift + Kotlin, and other modern frameworks, I am flexible in adapting to the tech stack that best suits your project's needs. One aspect that sets me apart is my understanding of the importance of clean architecture, thorough testing, and an intuitive UI while balancing performance for a polished user experience. This approach is exactly what you've outlined in your project description and it aligns perfectly with my own working methodology. By choosing me, you're hiring not only a coder but also someone who brings strong communication skills and professionalism to the table. I'll make sure that your ideas are implemented precisely while ensuring the timely delivery of a high-quality product
$500 USD in 7 days
7.2
7.2

| Mobile Application | Flutter | React | iOS | Android | Web Application EXPERT Hi, Thanks for sharing this opportunity! I have read your project requirements. Over the past 10+ years, I've built a strong foundation in full-stack development, specializing in mobile app development using iOS, Android, React Native, and Flutter. My proficiency in these languages would allow me to do so with great efficiency. Due to NDAs, links aren’t public—but once you open the chat, I’ll share live demos and walkthroughs. Why you should move forward with me : More than a decade experience in mobile and web app development. Full-time availability as well as daily updates and open to long-term engagements NOTE: Please pan the budget for now, we will discuss over chat. Thanks & Regards, Srishti
$500 USD in 7 days
7.0
7.0

With 5 years under my belt in software development, I am well-versed in the cuts and turns of cross-platform mobile app building, which can be seen through my past projects utilizing React Native, Ionic, Node.js, and MongoDB. This depth and breadth of knowledge makes me a perfect candidate to handle your project efficiently. I believe in clean architectures, thorough testing, and an intuitive user interface - the very things you're prioritizing. Not only do I bring technical skills to the table, but also a willingness to adapt to unique industry needs. My overarching goal has always been to write manageable code by applying design patterns and strategies effectively. Leading a team of developers at 2Digit Innovations, I've learnt that clear communication is key. I might not be a native English speaker, but my clients have often praised me for my excellent communication skills. Lastly, I'm ready to put in the required extra hours to ensure that your project gets the attention and final product it deserves. Customer satisfaction is paramount for me and adherence to deadlines without compromising quality is something you can expect from me consistently. In conclusion, I assure you that choosing me would ensure your application runs smoothly on both iOS and Android platforms whilst leaving room for future maintenance and scaling.
$500 USD in 7 days
7.4
7.4

Hi, We can take your mobile app from concept through to App Store and Google Play release as a single, end-to-end build focused on stability, clean architecture, and long-term maintainability. The advantage of working with us is that we don’t just “build screens”—we structure the app so it scales properly from day one, with a clean separation between UI, logic, and backend integration. That makes future feature additions much easier without needing rewrites. We typically recommend React Native or Flutter for this type of project depending on your feature scope, because they offer strong cross-platform performance while keeping maintenance simple. Once we understand your app idea in more detail, we’ll guide you toward the most efficient stack for your case rather than forcing a fixed approach. Our process would be: We start by defining the app structure and user flow, then move into UI/UX design and component architecture. After that, we build the core functionality, integrate any backend services, and run full testing across both platforms. Finally, we handle deployment, store submission, and ensure everything is approved for launch. We also include a proper handover so you’re fully independent after release, including source code, setup instructions, and deployment guidance. Regards Interconnect Team
$500 USD in 7 days
6.8
6.8

--- Cross-Platform Mobile App Development --- I can help take your mobile app from concept to App Store and Google Play launch with a strong focus on clean architecture, scalability, and polished UX. Scope includes: UI/UX implementation for iOS and Android Cross-platform mobile app development Backend/API integration if required Authentication, notifications, payments, or custom modules as needed Testing, optimization, and deployment support Complete source code and technical handoff Recommended Stack Flutter or React Native for a shared, maintainable codebase Node.js / Firebase / Supabase for scalable backend services Clean modular architecture for future feature expansion Deliverables Production-ready iOS and Android apps Source code with documentation Store deployment support Backend setup and API integration Post-launch support for fixes and improvements I have experience building responsive, scalable mobile applications with a strong focus on performance and long-term maintainability. Lets connect.. Shailesh
$266 USD in 18 days
7.3
7.3

Hello, I hope you're doing well! I understand you need a single mobile app developer to take your concept through architecture, UI/UX, development, backend integration, testing, source-code delivery, and publication on both the App Store and Google Play. I have strong experience building cross-platform apps with Flutter and React Native, including clean architecture, scalable backend integration, polished interfaces, performance optimization, testing, and full store submission support. I will help define the best stack, design the user flow, build and test the app carefully, prepare production releases, and provide maintainable source code for future growth. Q1: What type of app are you planning to build? Q2: Do you already have wireframes or should UI/UX be created from scratch? Q3: Will the app need user accounts, payments, chat, maps, or notifications? Looking forward to helping bring your app from concept to launch!
$500 USD in 7 days
6.6
6.6

Hi, I can handle the entire project from concept to App Store and Google Play launch. With strong experience in cross-platform mobile development, I build scalable, well-architected applications with clean UI/UX, reliable backend integration, and production-ready code. You'll receive full source code, a thoroughly tested app, and complete deployment support. I'd be happy to discuss your vision and recommend the best technical approach. Thanks!
$300 USD in 10 days
6.9
6.9

Hi There!!! ★★★★ ( End-to-end cross-platform mobile app development from concept to App Store & Google Play launch ) ★★★★ Project understanding: You are looking for a dedicated developer to handle the complete app lifecycle, from planning and development to deployment on both iOS and Android. The focus is on clean architecture, scalability, thorough testing, and a polished user experience rather than a rushed release. Services: ⚜ Cross-platform app development (Flutter/React Native) ⚜ UI/UX design and user flow optimization ⚜ Backend API integration & database setup ⚜ iOS & Android deployment support ⚜ Performance optimization & testing ⚜ Scalable architecture for future growth ⚜ Source code delivery & documentation I have experience building mobile applications across multiple industries, focusing on responsive UI, stable backend integrations, and maintainable codebases. I enjoy transforming ideas into reliable products and have worked on apps requiring user authentication, APIs, notifications, and cloud services. My approach is to first understand your vision, define the architecture, create intuitive screens, then develop and test each module carefully before publishing. I am comfortable with Flutter and React Native and can recommend the best option based on your goals and future roadmap. I’d love to review your concept and discuss the next steps together. Warm Regards, Farhin B.
$254 USD in 7 days
6.6
6.6

Hello, Your project is a great fit for our cross-platform mobile application development expertise. We understand that building a successful iOS and Android app requires a balance of clean architecture, smooth performance, intuitive UI/UX, and scalable backend integration to ensure long-term stability. At Doomshell Software Pvt. Ltd., with 20+ years of experience, we specialize in developing high-quality mobile applications using Flutter, React Native, and native iOS (Swift) and Android (Kotlin) development, depending on what best suits your project goals. We can help with: ✔ Cross-platform iOS & Android app development ✔ Clean and scalable architecture design ✔ API integration and backend connectivity ✔ UI/UX implementation for seamless user experience ✔ App Store & Google Play deployment support ✔ Testing, optimization, and performance tuning We focus on building maintainable, future-ready applications that perform reliably across all devices. Quick questions: 1. Do you already have a defined feature list or should we help you shape the app scope? 2. Will the application require user login, payments, or real-time data syncing? Regards
$600 USD in 7 days
6.3
6.3

Hello, I hope you are doing well. I understand that you are looking to build an ANDROID AND IOS MOBILE APPLICATION, and I would be happy to help. I have extensive experience in designing and developing applications and have successfully delivered many projects. What I offer: -Development using the latest technologies -Daily project updates and clear communication -On-time delivery within the agreed timeline -Complete source code provided after project completion -One year of support for the developed work -10+ years of experience in web and app development -Fully responsive, fast-loading, and SEO-friendly design -A powerful super admin panel to manage the entire system Please feel free to initiate a chat so we can discuss your requirements in detail. Thank you and regards, Dheeraj K.
$250 USD in 7 days
7.0
7.0

Hi, We’ve developed several cross-platform apps using both React Native and Flutter, including a product that was later converted to a fully native iOS app. We understand the nuances of delivering a high-quality product that meets both user and business needs. For your project, we can use either React Native or Flutter, depending on which framework aligns best with your specific requirements. We also have strong backend expertise with Node.js and Python, so we can build a robust, secure, and scalable backend that complements the frontend. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit for your needs. I’m eager to learn more about your exciting project. Best regards, Adil
$550 USD in 7 days
5.9
5.9

Building your app with clean architecture and smooth performance in mind fits well with my past experience. I recently helped a client in the e-commerce space create a React Native app that runs seamlessly on both iOS and Android, focusing on scalable backend integration and a clean UI. We avoided rushing features, which led to solid user feedback and easy maintenance. Before starting, it would help to know if you have any specific backend services or APIs already in mind, or if you want me to handle that setup as part of the project. Also, will the app require any offline capabilities or push notifications early on? I suggest using React Native or Flutter, as both offer great cross-platform support and a clean codebase that’s easy to scale. I’m ready to review your app concept and propose a clear roadmap from design through to app store publication and testing. Let’s get the details sorted so I can start putting together a plan that fits your pace.
$750 USD in 7 days
5.4
5.4

✋ Hi There!!! ✋ The Goal of the project:- TO BUILD A CROSS PLATFORM MOBILE APPLICATION FOR IOS AND ANDROID WITH CLEAN ARCHITECTURE AND SCALABLE BACKEND FOR FUTURE GROWTH AND APP STORE DEPLOYMENT I carefully reviewed your complete requirements and understand you need a smooth and scalable mobile app with strong UX and long term maintainability. I am best fit because of strong cross platform mobile development experience. React Native or Flutter based cross platform development, backend integration with scalable architecture, app store and play store deployment with testing I will provide UI design, database management, testing, and full source code delivery at project completion. I have 9+ years experience as a full stack developer and have developed multiple cross platform mobile applications with backend integrations and production deployments. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$251 USD in 7 days
5.0
5.0

Hi, I came across your project "Cross-Platform Mobile App Development" and I'm confident I can help you with it. About Me: I'm a full stack developer and agency owner with over 8+ years of experience in Mobile App Development, React Native, Flutter, Android, iOS Development. , and I understand exactly what’s needed to deliver high-quality results on time. Why Choose Me? - ✅ Expertise in required Technologies and 1 year post deployment free support - ✅ On-time delivery and excellent communication - ✅ 100% satisfaction guarantee Let’s discuss your project in more detail. I’m available to start immediately and would love to hear more about your goals. Looking forward to working with you! Best regards, Deepak
$500 USD in 7 days
5.2
5.2

hi, i have experience taking mobile applications from concept to publication on both ios and android. i can build your app with flutter or react native to ensure a smooth, native-like experience while keeping the code maintainable and easy to scale. the app will have clean architecture, an intuitive user interface, and thorough testing to ensure performance and reliability. i will also handle backend integration and provide the full source code along with instructions for future updates. can we schedule a quick meeting to discuss the project in detail. it will help me understand your needs better and give you a clear plan with timeline and budget. i will also share my portfolio during the chat. mughiraa
$500 USD in 7 days
5.2
5.2

Hello, I can take your mobile app from idea to full App Store and Google Play release, ensuring a smooth, scalable, and well-structured product on both iOS and Android. I’ll help you choose the best tech stack (Flutter or React Native depending on your goals) and focus on clean architecture, intuitive UI/UX, and long-term maintainability rather than rushed delivery. You’ll get: Fully functional cross-platform mobile app Clean, scalable codebase with proper architecture Backend integration if required (secure and extensible) Thorough testing for performance and stability Complete deployment to App Store & Play Store Full source code ownership and documentation I prioritize building apps that not only work well today but are also easy to scale and maintain in the future. Happy to share relevant past work and discuss the best approach for your idea. Regards Abhishek
$500 USD in 7 days
5.5
5.5

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