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I'm looking for an app developer who will create the complete source code for my app and I'll pay them when they send me the source code.
Project ID: 40536683
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154 freelancers are bidding on average $480 USD for this job

Hello , Nice to meet you! I will design and develop mobile application with web admin panel according to your requirement , ping me on chat so we can discuss this more. I am expert and 9 years experienced Android /iPhone app developer with backend work that you are looking for. I will provide you perfect product as you want so you would be happy with it. I am always ready to discuss about your project in detail as well as start from right now. The following are my services that i provide :- 1. Daily or Weekly update. 2. Clean and Robust code. 3. Responsible for communication for more than 15 to 20 hours each day. 4. Free Bug-Fix support for 1 year after completion. 5. Source code delivery. You can have a look at my profile by this link : https://www.freelancer.com/u/shyamvijaywargiy Let's contact me to discuss further details with me. Thanks Shyam
$250 USD in 25 days
9.0
9.0

Thank you for the opportunity. For a project of this scope, development is typically milestone-based rather than full payment upon delivery of the complete source code. This protects both parties and ensures transparent progress throughout the project. I can provide the complete source code, documentation, and ownership rights upon successful completion, but I would recommend using agreed milestones with deliverables at each stage (UI/UX, development, testing, final handover). If you're open to a milestone-based approach, I'd be happy to discuss the requirements and provide a detailed proposal, timeline, and fixed-price estimate.
$250 USD in 7 days
8.4
8.4

Hi — Elias here from Miami. I see you're looking for a developer to create the complete source code for your app. This project is about building a robust foundation that meets your needs while allowing for future growth. The real challenge usually lies in scalability and maintainability. As the app evolves, managing user roles and integrating features can get complex. A common issue is ensuring the architecture can adapt to changes without needing a complete rebuild. My approach emphasizes a modular structure that supports easy updates and integrations. By focusing on stability and reliability, I implement best practices in code quality and performance optimization. This allows you to concentrate on your business goals without technical concerns. I've worked on similar projects, including mobile apps requiring intricate user role management and backend integrations. These experiences help me identify potential pitfalls early. A few questions to better understand the scope: Q1 – What specific user roles do you envision for the app? Q2 – Are there any integrations with existing systems we should consider? Q3 – What are your expectations for scaling the app in the future? Happy to discuss the details and suggest the best technical approach. Looking forward to hearing from you.
$500 USD in 5 days
8.1
8.1

Hi there, This is exactly what I do. I develop complete applications from scratch and provide the full source code upon project completion. To avoid any misunderstanding, I normally follow a milestone-based approach where the code is delivered progressively as features are completed. This protects both sides and ensures transparency throughout development. Once you share your app idea, required features, target platform (Android, iOS, or both), and any reference apps, I can review everything and suggest the best technology stack, development plan, timeline, and budget. I would request to connect once so we can discuss the scope in detail and define clear deliverables before getting started. Thanks, Rahul A.
$600 USD in 30 days
7.8
7.8

Hello, I'd be glad to help develop your mobile application and provide the complete source code upon successful project completion. With 8+ years of experience in Mobile App Development, Android Applications, Game Development, and custom software solutions, we have successfully delivered scalable and user-friendly applications across various industries. What we can offer: ✔ Complete Android app development ✔ Clean, well-structured, and documented source code ✔ Modern UI/UX design ✔ Backend/API integration (if required) ✔ Analytics and performance tracking ✔ Testing and bug fixing ✔ Deployment assistance ✔ Post-launch support Before proceeding, I would like to understand: • The app concept and core features • Target audience and platform requirements • Design references (if any) • Backend and third-party integrations needed • Expected timeline and budget Once I review the requirements, I can provide a detailed development plan, timeline, and cost estimate. Looking forward to discussing your project. Best Regards,
$650 USD in 9 days
7.3
7.3

Hello, I understand you need an app developer to build the complete application source code and deliver the full project files before payment is released. I have experience developing mobile applications with clean architecture, complete source-code handover, setup documentation, and build-ready project structures for client review. I can define the app scope first, build the requested features, provide the full source code with instructions, and ensure the project can be opened, tested, and maintained after delivery. Q1: What type of app do you want to build? Q2: Should it be Android, iOS, or both? Q3: Which features must be included in the first version? Best regards, Stratos
$500 USD in 7 days
6.6
6.6

Hi, We would like to grab this opportunity and will work till you get 100% satisfied with our work. We are an expert team which have many years of experience on Mobile App Development, Android, Game Design, Analytics, Game Development, Android App Development Please come over chat and discuss your requirement in a detailed way. Regards
$250 USD in 3 days
6.3
6.3

Hi There!!! ★★★★ (Full app development with complete source code delivery for Android/mobile application) ★★★★ Project understanding: Client needs an app developer to build a complete mobile application and deliver full source code upon completion. Focus is on Android app development, possibly including game or analytics features, with clean and usable codebase. ⚜ Android app development (full source code delivery) ⚜ UI/UX design & implementation ⚜ Game/app logic development ⚜ Analytics integration setup ⚜ Performance optimization & debugging ⚜ APK + source code handover ⚜ Basic testing & documentation I am mobile app developer with experiance in Android development and full-cycle app delivery. I focus on building clean, scalable apps with well structured code that is easy to maintain and extend. Approach: understand app concept, design architecture, develop core features step by step, test thoroughly, then deliver complete source code with documentation. Tools: Android Studio, Kotlin/Java, Firebase, basic analytics SDKs. Ready to start immediatly and deliver a complete working app. Warm Regards, Farhin B.
$256 USD in 10 days
6.6
6.6

Dear client, Please let me know what kind of app you want to develop, I can develop the app according to your need, And hand over the code as well, I have more than 9 years of exp in apps and web development.
$250 USD in 9 days
6.2
6.2

Hello, Your mobile app development project aligns perfectly with the expertise of Doomshell Software Pvt. Ltd. We specialize in building custom mobile applications with complete source code delivery, scalable architecture, and high-quality user experiences. We can help you with: ✔ Developing a complete Android application from scratch ✔ Designing modern and user-friendly mobile interfaces ✔ Building interactive features and game-based functionality ✔ Integrating analytics for tracking user activity and app performance ✔ Developing backend systems, APIs, and database solutions if required ✔ Providing complete source code, documentation, and technical support Our approach: ✔ Understand your app concept and define the right technical strategy ✔ Develop a secure, optimized, and reliable application ✔ Perform testing across devices to ensure smooth performance ✔ Deliver clean source code with proper handover Doomshell Software Pvt. Ltd. is committed to delivering high-quality mobile solutions that help businesses transform ideas into powerful digital products. Regards.
$710 USD in 7 days
6.3
6.3

Hi, there. I have carefully reviewed the technical issues you are currently facing with app dev support. When a system is unstable or experiencing downtime, I know that speed and accuracy are your top priorities. My team and I specialize in high level technical support and system recovery. We have helped other businesses in Turkey resolve critical issues ranging from database failures and security vulnerabilities to server side performance bottlenecks. We do not believe in applying temporary patches; we focus on performing a root cause analysis to ensure that the problem is solved permanently so your business operations can remain stable. Our goal is to stabilize your environment while ensuring that your data integrity remains the top priority throughout the process. To help me begin the diagnostic process immediately, I have one quick question: Have you made any recent changes to your server configuration, plugins, or third party integrations that might have triggered this issue? Knowing this helps me narrow down the scope of the fix and get your system back online as quickly as possible. I am available to start the diagnostic process immediately if you are ready to proceed. Best regards Kausar and the Team
$350 USD in 3 days
6.4
6.4

Hey, the game plus analytics tags together tell me you want something you can actually publish and track player behavior in, not just a working APK. I'd structure the source so the analytics hooks are clean and swappable, whether you go Firebase or a custom solution. The tricky part with full source handoffs is making sure the build pipeline and signing config travel with the code, not just the logic files. What's the game concept, and are you targeting Android only or cross-platform?
$250 USD in 6 days
5.7
5.7

Hello dear, Greetings from Md. Toriqul Islam! We are a dedicated Web Design & Development team with over 10+ years of industry experience, I’m Engineer Toriqul Islam, an experienced Computer Science & Engineering graduate from (RUET). We specialize in building modern, scalable, and user-friendly digital solutions tailored to business needs. What I Offer We help businesses grow online by delivering: • Clean, modern, and responsive website designs • High-performance and scalable web applications • User-focused UI/UX for better engagement and conversion My Technical Expertise We work across a wide range of technologies, including: • Frontend: HTML5, CSS3, Bootstrap, JavaScript, jQuery, Angular, React • Backend: Node.js, PHP, Laravel, .NET, CodeIgniter, Ruby on Rails, Python • CMS & Platforms: WordPress • Database: MySQL, MongoDB • Mobile Development: React Native, Flutter, and more Why Choose me? ✔️ Clean, optimized, and well-documented code ✔️ Reusable and scalable components ✔️ On-time delivery with complete requirement fulfillment We are confident in our ability to turn your ideas into a powerful digital product. Let’s discuss your project and make it a success. Looking forward to working with you! Best Regards, Md. Toriqul Islam Eita ekta reference proposal .
$250 USD in 5 days
5.4
5.4

Mobile App Development, Full-Stack App Architecture, and Source Code Delivery Solutions. Hello, I have 9+ years of experience in mobile application development and can build a clean, scalable, and production-ready app codebase for both Android and iOS. I can deliver well-structured source code with proper architecture, reusable components, and clear documentation so it can be easily extended or deployed. The code will be organized, commented, and ready for backend integration or future feature expansion. Let's discuss in chat, as I would like to understand your app idea, core features, and preferred technology stack before starting. Thanks.
$400 USD in 7 days
5.6
5.6

With seven years of experience as an Android developer, specifically in Kotlin and Java, I am confident that I can deliver the complete source code for your app to your satisfaction. My expertise lies not only in creating smooth, high-performing native Android applications but also in building apps using clean architecture, modern Android libraries, and optimizing performance. These skills have allowed me to work on a range of complex projects, much like the one you've described. When it comes to my technical skills and stack, I am adept with the latest tools and frameworks available for Android development. Importantly, my knowledge with Jetpack Libraries such as ViewModel and LiveData and API integrations with Retrofit and OkHttp can make the development process for your app extremely efficient. And with my proficiency in Firebase, I can ensure a secure authentication system, effective database management, and integration of push notifications - features that could potentially be important for your app.
$500 USD in 7 days
5.5
5.5

I understand you need an app developer to create the complete source code for your project. I have significant experience in Android App Development and can deliver high-quality code that meets your needs. Once we discuss the project details, I can provide you with a clear timeline and expectations for delivering the source code. What specific features do you envision for your app? Communication is crucial to ensure the app meets your vision. I prioritize timely updates and feedback. Could you please share the main features you want in the app? Also, do you have any specific design preferences or functionalities in mind? I'm eager to help bring your app idea to life efficiently and effectively.
$250 USD in 10 days
5.5
5.5

Hi! I read "app dev support" carefully and I'm confident we can deliver. We bring extensive hands-on experience delivering enterprise-grade solutions across many industries—ERP, CRM, HRMS, LMS, web and mobile apps, e-commerce, healthcare, travel, real estate and logistics—with strong skills in Mobile App Development, Android, Android App Development. Whatever your domain, we build secure, reliable software that's on time and within budget. Let's connect to discuss your goals, timeline and budget. Thanks!
$600 USD in 14 days
5.2
5.2

Hello Sir, I will develop your Game app and provide you complete source code after completion. I have experience in game app development. I will develop as you want. Please open chat for detailed discussion so we can move forward. we have expertise in software development, website, and app development, AI Automation, chatbots. We have 9+ years of experience in software, web, and app development. We have done many websites and apps before. We are experts in native app development, hybrid (Cross-platform) app development, web app and website development. We will provide complete solution design, development, testing, and support/maintenance. ?️Technology expertise in flutter and dart, java, Kotlin, PHP, XCode, swift UI, react native, Unity, C#, C/C++ HTML, java, CSS, PHP, Laravel, CI, flutter, Python, Node.js,React.js AL/ML WordPress, WooCommerce for design: Canva, Figma, adobe photoshop, adobe illustrator, HubSpot. ➡️We will provide you ✨Budget Friendly service ✨Quality service ✨Support/maintenance ✨Timely meetings and updates Portfolio : https://www.freelancer.in/u/Zefinit Please open chat so we can start now. Thank you Khushboo
$500 USD in 7 days
5.1
5.1

Hello, Thank you for sharing your project. I have experience developing complete mobile applications from concept through delivery and source code handover. Before starting, I would like to discuss the app requirements, features, target platforms, and expected timeline so I can provide an accurate estimate. For projects of this scope, I normally work with clear milestones and regular progress updates to ensure everything meets expectations before final delivery. Once I understand your vision, I am confident I can deliver a high quality solution along with complete source code and documentation. Would you be available for a short discussion to review the details? I will share my portfolio in chat I look forward to hear from you. Thanks Best Regards, Mughira
$500 USD in 7 days
5.1
5.1

✋ Hi There!!! ✋ THE GOAL OF THE PROJECT:- TO DEVELOP A COMPLETE MOBILE APPLICATION WITH FULL SOURCE CODE DELIVERY MEETING CLIENT REQUIREMENTS FOR ANDROID APP OR GAME DEVELOPMENT. I have carefully reviewed your requirement for a developer who can build and deliver complete app source code with clean structure, functionality, and readiness for production use upon delivery. I am best fit for this project because I have strong experience in mobile app development and building scalable Android applications with clean architecture and reliable delivery standards. 1 Full Android app development with complete source code and structured project delivery 2 UI design, backend integration, and database setup based on project requirements 3 Testing and optimization to ensure stable performance before final handover I provide UI design, database management, testing and full source code delivery at project completion with proper documentation and clean project structure. I have 9+ years experience as a full stack developer. I have delivered multiple Android and mobile based applications with end to end development and deployment support. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$254 USD in 6 days
5.0
5.0

Istanbul, Turkey
Member since Apr 29, 2026
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$1500-3000 USD
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£750-1500 GBP
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$30-250 NZD
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$30-250 CAD
$15-25 USD / hour
₹12500-37500 INR
₹1500-12500 INR
₹600-1500 INR