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I need a complete mobile application built from the ground up for both Android and iOS. The core idea and feature set are defined on my side; I now want a developer (or small team) who can translate that vision into a polished, App Store–ready product. You will handle everything from initial architecture, UI/UX design and coding through to testing, store submission and post-launch support. I’m open to native development (Kotlin + Swift) or a single cross-platform framework such as Flutter or React Native—feel free to propose whichever approach you believe will give the best long-term maintainability and performance. Please outline: • The toolchain or framework you recommend and why • Milestone structure you suggest—from wireframes to final release • Rough timeframe to reach an MVP and a full public launch If you have launched apps before, links to live examples will help me evaluate fit.
Project ID: 40505436
107 proposals
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107 freelancers are bidding on average $541 NZD for this job

As a seasoned mobile developer with a focus on scalability and modern, AI-powered apps, I am ready to transform your vision into a high-performing, robust and user-friendly mobile application for both Android and iOS platforms. I understand the power of good UI/UX design in capturing users' attention, and my expertise in Android, Flutter and iOS development puts me in a great position to deliver outstanding results. At the core of my work is a commitment to producing clean, scalable, and maintainable code. I am comfortable working with a range of technologies including Python, PHP and SQL so whatever technology or framework you choose, I will adapt seamlessly. My proficiency with the Firebase platform will ensure that your app has efficient cloud services and authentication. Let's chat to discuss more in details.
$500 NZD in 7 days
8.9
8.9

Hello We are Ominfowave Software Services Pvt. Ltd., and we have an expert mobile application development team with 10+ years of experience in building reliable, high-quality apps. ? Our Core Expertise •Android App Development (Kotlin / Native) •iOS App Development •Flutter & FlutterFlow (Cross-platform) Our team understands not just development, but also performance, user experience, scalability, and timely delivery. ? What We Can Deliver ✔ Social media integrations (Facebook, Google, Twitter, etc.) ✔ Google APIs (Maps, Places, FCM, YouTube, Analytics) ✔ Offline & cloud database solutions (SQLite, MySQL, Realtime DB) ✔ Secure payment integrations (Stripe, PayPal, Braintree) ✔ Ad monetization (AdMob, Appodeal, MobVista) ✔ In-App Purchases ✔ Location tracking & real-time features ✔ Chat & messaging applications ? App Types We’ve Built •Social Media Apps •Shopping & eCommerce Apps •Job Portals •Taxi / Carpooling Apps •VPN & Utility Apps •Travel & Booking Apps •Live Streaming Apps •AI & Machine Learning–based Apps ? Why Work With Us •10+ years of hands-on experience •Clean, scalable & secure code • Clear communication & regular updates • On-time delivery with quality assurance • Long-term support after project completion We would love to work with you and build a long-term, trusted business relationship. Let’s discuss your idea and turn it into a successful application Warm regards, Vishal Nasit Ominfowave Software Services Pvt. Ltd.
$300 NZD in 15 days
8.4
8.4

Hello there, I will architect and deliver your app on Flutter — single codebase for both iOS and Android, with near-native performance and straightforward long-term maintenance. I will handle UI/UX design, development, testing, and store submission. One advantage of Flutter here — hot reload accelerates the feedback loop during UI reviews, so we iterate on screens faster without full rebuilds. Questions: 1) Does the app require a backend/API, or is it mostly client-side? 2) What is the core user flow — content consumption, transactions, or social? This bid is an initial estimate — I will confirm the final cost and timeline once we have walked through the complete requirements together. Ready to start whenever you are. Kamran
$281 NZD in 10 days
7.4
7.4

I can take your app idea from concept to App Store and Google Play launch, handling architecture, UI/UX design, development, testing, deployment, and post-launch support while ensuring the product is scalable and maintainable for future growth. For most modern applications, I recommend Flutter because it delivers a single codebase for Android and iOS, reduces development time and cost, provides near-native performance, and simplifies future maintenance. Depending on your requirements, I can also integrate a robust backend using Firebase, Node.js, or Laravel. I have experience delivering cross-platform mobile applications, backend systems, admin panels, and App Store/Google Play deployments with a focus on clean architecture, performance, and long-term maintainability. Once I review your feature list, I can provide a detailed timeline, milestones, and accurate cost estimate.
$500 NZD in 7 days
7.1
7.1

Hello, I am a Mobile App Developer with 10+ years of experience building and launching Android and iOS applications from concept to App Store and Google Play release. For your project, I would recommend React Native with Node.js/Laravel backend services, as it provides excellent performance, faster development, lower maintenance costs, and a single codebase for both platforms. If your requirements demand platform-specific capabilities, native development can also be considered. An MVP can typically be delivered within 4–8 weeks depending on complexity, with a full production launch following after testing and refinement. I have experience delivering consumer, business, marketplace, and service-based mobile applications and would be happy to discuss your feature set and share relevant examples. Best regards
$250 NZD in 7 days
7.0
7.0

I specialize in creating top-notch mobile applications that align with your needs. With a strong focus on delivering user-friendly interfaces and seamless functionality, I guarantee a successful outcome for your Android and iOS app build project. Having reviewed your project details, I understand the importance of selecting the right toolchain or framework. I recommend Flutter due to its versatility, speed, and cost-effectiveness. This choice ensures a robust application that is easy to maintain and offers optimal performance. With over 20+ 5-star reviews on similar projects, I am confident in my ability to lead your project to success. My expertise in UI/UX design, coding, and testing will guarantee a smooth journey from wireframes to final release. The worst that can happen is you walk away with a free consultation! Regards, InterconnectBPO
$400 NZD in 7 days
6.8
6.8

Hello I will be able to help you. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, Website development, Desktop application development, 3rd party Artificial Intelligence api, AR/ VR, Chatbot, Blockchain- Cryptocurrency, CRM & ERP, Game Development and any other Software development. I am having expertise in Native on Android Java, kotlin and IOS Swift, and For Hybrid Cross platform on Flutter Dart & React- Native, and for web and backend on react js and node js, Python Django. Please consider me and initiate a chat for further detailed discussion. Regards, Anju
$400 NZD in 14 days
6.6
6.6

Hi, We’ve built several successful mobile apps, including a fully functional MVP that was later converted into a production-ready product. We understand that a strong foundation is crucial for a successful app, and we prioritize this in our development process. For your project, I recommend using Flutter for its cost-effectiveness and ability to deliver a fully native experience. With Flutter, we can achieve 90% code reusability across platforms, which translates to faster development and lower costs. We also have dedicated UI/UX designers who can create beautiful, user-friendly interfaces that enhance user engagement. 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
$459.80 NZD in 7 days
5.9
5.9

Hello! As per your project post, you are looking to build a complete Android and iOS application from the ground up where the full responsibility includes architecture design, UI/UX creation, development, testing, and deployment to both App Store and Google Play. The goal is to transform your defined product vision into a fully functional, production-ready mobile application with long-term maintainability and strong performance. My focus will be on designing a scalable mobile architecture, building a clean and intuitive user interface, and developing the full application using either a cross-platform framework like Flutter or React Native, or native development depending on what best fits your long-term roadmap. I specialize in building full lifecycle mobile applications with a strong focus on scalable architecture, clean UI systems, and production-ready codebases. My approach ensures that the application is not only visually polished and user friendly, but also structured in a way that makes future enhancements and maintenance straightforward and cost effective. Let’s connect to discuss your core idea, feature list, and expected user flow so we can choose the right tech stack and build a solid foundation for your mobile application. Best regards, Nikita Gupta.
$400 NZD in 22 days
5.3
5.3

⭐⭐⭐⭐⭐ Build Your Complete Mobile App for Android and iOS ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project requirements and I see you are looking for a complete mobile application. You don’t need to look any further as Zohaib is here to help you! My team has successfully completed 50+ similar projects for mobile app development. I will handle everything from the initial architecture and UI/UX design to coding, testing, and post-launch support. ➡️ Why Me? I can easily create your mobile app as I have 5 years of experience in mobile app development, specializing in both Android and iOS platforms. My expertise includes UI/UX design, coding in Kotlin and Swift, and using frameworks like Flutter and React Native. Not only this, but I have a strong grip on testing and deployment, ensuring a smooth launch. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. Looking forward to discussing this with you in chat. ➡️ Skills & Experience: ✅ Mobile App Development ✅ UI/UX Design ✅ Kotlin Programming ✅ Swift Programming ✅ Flutter Framework ✅ React Native ✅ App Testing ✅ Store Submission ✅ Post-Launch Support ✅ API Integration ✅ Project Management ✅ Wireframing Waiting for your response! Best Regards, Zohaib
$350 NZD in 2 days
5.2
5.2

I will build a high-performance Android & iOS mobile application with a clean UI/UX, scalable backend, and smooth user experience across all devices. Core features include: Custom UI design (modern & user-friendly) Cross-platform development (Flutter / React Native / Native as needed) API integration & backend setup Authentication, payments & push notifications Admin panel for easy management Testing, deployment & Play Store / App Store launch I ensure fast performance, secure architecture, and full source code ownership. Let me know your idea and I’ll turn it into a complete working app.
$400 NZD in 15 days
4.6
4.6

With over a decade's experience in full-stack and mobile development, I am well-positioned to translate your vision into a polished and App-Store ready product. In terms of the toolchain or framework to use, I would recommend React Native - it combines the best of both worlds between native development and cross-platform efficiency. This choice would ensure long-term maintainability and high performance for your app. As for the milestone structure, I propose an extensive approach starting from wireframing through to final release. This ensures a comprehensive understanding of your vision and constant checks and balances during the development process. Regarding timeframe, considering the scale of this project, a minimum 3-month timeframe to reach an MVP (Minimum Viable Product) can be estimated, with about a month or so for testing refining before a full public launch is achieved. My vast experience in mobile app development (both Android and iOS), combined with my ability to expedite task while maintaining quality will ensure that we not only meet but exceed these as agreed upon. My portfolio is highly diversified with various vital projects delivered over time, some of which are live examples that you can evaluate. Working together is an opportunity to turn your ideas into reality, utilizing my skill set in Android, iOS Development alongside React Native knowledge. Let's make your project shine in the ever-growing mobile app market! Thank you for considering my bid.
$450 NZD in 7 days
4.8
4.8

Hi there, With 4 years of experience in Android development, Flutter, and mobile UI/UX design, I can build your app from concept to a polished Android and iOS release. I recommend Flutter for a single maintainable codebase, faster development, and a consistent experience across both platforms. I can help define milestones from wireframes and MVP development through testing, store submission, and post-launch support.
$400 NZD in 7 days
4.2
4.2

Building a mobile application from the ground up is as much about planning as development. One of the biggest factors in long-term success is choosing an architecture and technology stack that allows new features to be added efficiently without creating maintenance challenges after launch. My approach would be to start with wireframes and user flows, followed by an interactive design prototype before development begins. For most projects, Flutter provides an excellent balance of performance, development speed, and maintainability across both iOS and Android from a single codebase. Once the UI and architecture are approved, development would move through structured milestones covering core functionality, testing, optimization, store submission, and post-launch support. I have experience working on application projects that require a combination of UI/UX planning, backend integration, and production-ready deployment workflows. Happy to discuss your feature set and provide a recommended roadmap with realistic MVP and launch timelines based on the scope of the project.
$500 NZD in 7 days
3.9
3.9

Hello, Experienced mobile app developer with expertise in Flutter, React Native, Android, and iOS application development I can take your concept from planning and UI UX design through development, testing, App Store submission, and post launch support For maintainability and faster delivery, I recommend Flutter to build high performance Android and iOS apps from a single codebase The project can be structured into discovery, wireframing, UI UX design, MVP development, testing, launch preparation, and production release milestones I focus on clean architecture, scalable code, and a smooth user experience to ensure long term success and easy future enhancements Ready to discuss your feature set and provide an accurate timeline for MVP and full launch.
$500 NZD in 7 days
4.1
4.1

Hello, I have read your Complete proposal your Need a Experienced Flutter developer for Android and iOS app build. I have more than 3 years of work experience in Mobile application developemnt have a hand-on expeirence in Many terms like Figma to Flutter, Firebase, Google maps and Rest APIs integrations I am Confident that will handle your task in a reasonable price and time and I am available to start working on it Let's chat to Proceed
$250 NZD in 7 days
3.7
3.7

Hi there! Building a full mobile app from scratch for both Android and iOS requires a solid foundation in architecture, UI/UX planning, and scalable code structure so the app remains stable after launch and easy to extend later. I have experience developing end-to-end mobile applications using Flutter and React Native, including full-cycle delivery from UI design to backend integration, testing, and App Store / Play Store deployment. I focus on building clean, maintainable apps with smooth performance and a strong user experience. My recommendation would be Flutter for this project because it allows a single codebase for both iOS and Android while delivering near-native performance and faster development cycles. It also simplifies long-term maintenance and updates. My approach would start with defining the architecture and finalizing UI/UX wireframes based on your feature set. Then I would build the MVP with core functionality first, followed by iterative development of advanced features. After development, I will handle full testing, bug fixing, and deployment to both app stores, ensuring compliance with all submission guidelines. I will also provide post-launch support to ensure stability and smooth performance. check our work https://www.freelancer.com/u/ayesha86664 Do you already have UI/UX designs ready, or should I include wireframing and design as part of the MVP stage? Let me know if you’re interested & we can discuss it. Best Regards Ayesha
$450 NZD in 5 days
3.6
3.6

With 5+ years of professional experience delivering scalable digital solutions and a proven track record of producing high-quality mobile applications for startups and businesses, I am confident that I'll be the right fit for your project. 솴Ibrar, a Full-Stack Web & Mobile App Developer, Business Automation Specialist, and Project Management Professional. Having worked on 40+ projects across various industries, including SaaS Applications, E-commerce, CRM Systems, Business Automation, AI-Powered Applications, and Service Marketplaces, I understand the unique requirements of each sector and can tailor my skills to meet your needs. Regarding your Android & iOS app build project: I'm comfortable with both native development (Kotlin + Swift) as well as cross-platform framework such as Flutter or React Native. Based on your preference for long-term maintainability and performance; I'd recommend using React Native as it allows us to build natively-rendered apps swiftly with lesser effort in the future. Throughout the project lifecycle - from architectural design to UI/UX development and coding to testing - you can rely on me to provide fast communication & regular updates. I am committed to clean coding practices which ensures scalability and maintainability of the final product. Rest assured of on-time delivery and comprehensive post-launch support.
$300 NZD in 7 days
3.6
3.6

As a seasoned Full Stack Developer with over five years' experience, I understand the unique demands of translating a vision into a polished, App Store–ready product across multiple platforms. I thrive in delivering total solutions; handling everything from initial architecture, UI/UX design and coding through to testing, store submission and post-launch support. Given your openness to native or cross-platform approach, I believe my mastery of Kotlin, Swift, Flutter and React Native makes me ideally suited for this project. With experience launching apps for both iOS and Android making me conversant with the respective requirements for an MVP and full public launch; ensuring speedy delivery without compromising on quality. Ultimately, I am dedicated to building long-term relationships through quality work, transparent communication and dependable support. If you're seeking a developer who can take ownership of your project and deliver results quickly while maintaining robustness then look no further—I'm here to make your app vision become an exceptional reality!
$250 NZD in 7 days
3.5
3.5

Hello! Based on your project description, you are looking to build a complete end to end mobile application for both iOS and Android, starting from architecture and UI/UX design through to development, testing, App Store and Play Store submission, and post launch support. The goal is to transform your defined concept into a fully polished, production ready mobile product with a scalable architecture, clean design, and smooth performance across devices. I will focus on proposing a scalable cross platform architecture using either Flutter or React Native depending on the complexity of native features required, with Flutter being ideal for long term UI consistency and performance. The process will begin with requirement validation and system design, followed by wireframes and UI/UX design, then iterative development in milestone based phases including core feature build, API integration, testing, performance optimization, and finally App Store and Google Play submission. Post launch support will include bug fixes, updates, and enhancements to ensure stability and user retention. I specialize in cross platform mobile app development, UI/UX driven product builds, and full cycle app delivery with 7+ years experience and I have done similar work in past please open the chat window so I can share with you. Thank you for considering my proposal. I look forward to hearing from you soon. Best regards, Nikita Gupta.
$313 NZD in 13 days
3.2
3.2

Agra, India
Member since Apr 17, 2026
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