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MASTER BRIEF Project Overview We require an experienced Flutter developer or development team to convert multiple existing web platforms (built using Lovable) into fully functional mobile applications for iOS and Android. Each application must be delivered as a production-ready build, fully tested and successfully published to both: Apple App Store Google Play Store This is a fixed-price project. The quoted price must cover the entire scope outlined below, including development, integrations, testing, and deployment. No significant cost increases will be accepted after agreement. Payment Terms Fixed total project cost required upfront Milestone-based payments: £100 initial deposit £100 monthly thereafter Total budget capped at £5,000 Payments may be structured per platform/app milestone if agreed Core Technical Requirements (ALL APPS) Every app must include the following: 1. Architecture & Framework Built using Flutter (single codebase for iOS & Android) Clean, scalable, and maintainable code Reusable components where possible across apps 2. Backend Integration Full integration with existing Lovable backend API connections (existing or to be finalised) Secure authentication (login, signup, password reset) Role-based access control (per app type) 3. Payments Integration with Stripe Secure transactions and checkout flows Payment status handling and history 4. Notifications Push notifications (iOS + Android) In-app notifications SMS notifications (where required) Email triggers (if supported by backend) Notification preference settings 5. Device Features Where applicable: GPS tracking (drivers, couriers, etc.) Real-time location updates Background tracking (if required) Camera/file upload Deep linking support 6. Performance & UX Fast and responsive UI Loading states and error handling Offline/poor connection handling Consistent UI based on provided branding 7. Security & Compliance HTTPS/API security Secure storage for sensitive data Privacy policy integration Terms of service links Account deletion functionality (App Store requirement) 8. Platform Requirements iOS APNs setup for push notifications Certificates and provisioning App Store compliance Android Firebase setup (notifications, analytics) Signed AAB builds Play Store compliance 9. Deployment Build and submission to both stores Store listing setup support (if required) Assistance with approval process Final live, working apps APP-BY-APP FUNCTIONAL SCOPES Below are the expected functional scopes for each app type. ACCUNITY [login to view URL] Customer App Register/login View services Book/accounting requests Upload documents Payment via Stripe Notifications Accountant App Dashboard of clients Manage requests Upload/download documents Messaging (if applicable) Status updates Admin App User management Job/task management Payment tracking Analytics/dashboard SHIPORA [login to view URL] Courier App Job assignment Route navigation (GPS) Status updates (picked up/delivered) Earnings tracking Company App Create delivery jobs Track couriers Manage orders Admin App System overview Manage users/jobs Reporting SMS EATS [login to view URL] - Completed Customer App Browse restaurants Place orders Payment Order tracking Notifications Delivery Driver App Accept deliveries GPS tracking Status updates Earnings Restaurant App Manage orders Accept/reject orders Menu management (if required) Kitchen App Order queue Preparation status updates Head Office App Business analytics Multi-location management Admin App Full system control User/order management VELORIX [login to view URL] Customer App Browse events/businesses Book/purchase Notifications Business & Events App Create/manage listings Track bookings Admin App Platform management Reporting SMS COMPETITIONS [login to view URL] Customer App Browse competitions Enter competitions Payment handling Admin App Manage competitions Draw winners User management FRIENDSOF [login to view URL] User App Profiles Content interaction Notifications Admin App User/content moderation Platform management FANORA [login to view URL] Creator App Upload/manage content Earnings tracking Customer App Browse content Subscribe/pay Admin App Platform control Moderation SMS VEHICLE HIRE [login to view URL] Customer App Browse vehicles Booking system Payments Admin App Manage fleet Booking oversight CAB ALERTS [login to view URL] - Completed Rider App Request rides Track driver Payments Company App Manage drivers Dispatch system Admin App Full system control RELOV [login to view URL] User App Browse listings Interact/book Admin App Manage platform SMS STAFF [login to view URL] - Completed Business App Post jobs Manage candidates Candidate App Apply for jobs Profile management Admin App Oversight and analytics SMS PRIVATE HIRE [login to view URL] - Completed Customer App Book rides Payments Track driver Driver App Accept jobs Navigation Earnings Admin / Dispatch App Dispatch system Manage bookings/drivers SHIFT QUAY [login to view URL] Candidate App Browse shifts Apply Company App Post/manage shifts Admin App Platform control LL AUTOS [login to view URL] - Completed Customer App Book services View offerings Admin App Manage bookings Customer management
Project ID: 40375951
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Active 27 days ago
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196 freelancers are bidding on average £3,931 GBP for this job

Greetings from Logictrix! My name is Jas, and I am looking forward to discuss about your app in details over the Chat or Call. We have enough app developers available in team so I can assure you to deliver this project at a fairly low cost with great quality and with a commitment for long term support. *** We have earned 'Expertise' level in AI development and 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
£3,000 GBP in 45 days
9.7
9.7

Hello! "I READ YOUR REQUIREMENTS CAREFULLY AND UNDERSTOOD THE FULL SCOPE OF CONVERTING MULTIPLE WEB PLATFORMS INTO PRODUCTION-READY FLUTTER APPS WITH COMPLETE FEATURE PARITY, INTEGRATIONS, AND STORE DEPLOYMENT. I HAVE 10+ YEARS OF EXPERIENCE IN MOBILE APP DEVELOPMENT WITH STRONG EXPERTISE IN FLUTTER, STRIPE INTEGRATION, REAL-TIME FEATURES (GPS, NOTIFICATIONS), AND BUILDING LARGE-SCALE MULTI-ROLE APPLICATIONS (CUSTOMER, ADMIN, DRIVER, BUSINESS). I HAVE ALSO HANDLED END-TO-END APP STORE DEPLOYMENTS INCLUDING APNS, FIREBASE, CERTIFICATES, AND COMPLIANCE. I WILL BUILD A CLEAN, SCALABLE FLUTTER ARCHITECTURE WITH REUSABLE COMPONENTS ACROSS ALL APPS, INTEGRATE YOUR LOVABLE BACKEND APIs, IMPLEMENT SECURE AUTH, ROLE-BASED ACCESS, PAYMENTS, NOTIFICATIONS (PUSH/SMS/EMAIL), AND DEVICE FEATURES LIKE GPS, CAMERA, AND OFFLINE HANDLING. ALL APPS WILL BE FULLY TESTED, OPTIMIZED FOR PERFORMANCE, AND SUBMITTED TO BOTH APPLE APP STORE AND GOOGLE PLAY WITH COMPLETE DEPLOYMENT SUPPORT. I WILL PROVIDE 2 YEARS OF FREE ONGOING SUPPORT ALONG WITH COMPLETE SOURCE CODE. WE WILL WORK WITH AGILE METHODOLOGY AND I WILL ASSIST FROM DEVELOPMENT TO FINAL STORE APPROVAL. Awaiting for your positive response. Thanks christina
£3,000 GBP in 7 days
8.4
8.4

With over a decade of experience in full-stack architecture and high-scale systems, I understand the need to convert multiple existing web platforms into fully functional mobile applications for iOS and Android. I have successfully scaled applications to serve over 1 million users, ensuring high-security FinTech standards are met. Your project goal of delivering production-ready mobile apps aligns perfectly with my background in handling high-complexity systems. For strategic insight, I recommend utilizing reusable components in Flutter to streamline development and ensure scalability. My past success in building Telegram Mini Apps for over 1 million users showcases my ability to handle complex projects like yours with precision and efficiency. I am excited about the opportunity to discuss your project further and provide strategic insights. Feel free to reach out to me to discuss the roadmap for bringing your vision to life.
£4,000 GBP in 45 days
8.3
8.3

Hello, I hope you’re doing well. My name is Vishal Nasit, and I represent OM Infowave Software Pvt. Ltd. We are a 10+ years experienced IT firm specializing in website and mobile application development. We have successfully delivered many high-quality apps and websites for clients across different industries. ? Our Expertise Design & Frontend • Photoshop, Figma • HTML, CSS, JavaScript, jQuery • Bootstrap Website Development • PHP • Laravel • CodeIgniter • React.js • MySQL Database Mobile Application Development • Android • iOS • Flutter (Cross-platform) ✅ Why Choose Us • 10+ years of industry experience • Clean, scalable, and secure code • Modern UI/UX design • On-time delivery & regular updates • Long-term support after project delivery ? Our Approach 1. Understand your exact requirements 2. UI/UX design approval 3. Development with regular milestones 4. Testing & quality assurance 5. Final delivery and deployment 6. Ongoing support if required ? Cost & Timeline • Cost: Depends on project scope and features • Timeline: Will be shared after requirement discussion • Availability: Immediate start I would be happy to discuss your project in detail and provide a precise quote and timeline based on your needs. Looking forward to working with you. Best regards, Vishal Nasit OM Infowave Software Pvt. Ltd.
£3,200 GBP in 15 days
8.4
8.4

Hi, This is Elias from Miami. I checked your project description and understand you need a Flutter-based system to convert multiple existing web platforms into fully functional iOS and Android apps, all integrated with your Lovable backend, including payments, notifications, role-based apps, and full App Store/Play Store deployment. I would approach this as a modular multi-app architecture, building reusable components (auth, payments, notifications, roles) and then scaling across each app type to keep the system maintainable and cost-efficient while meeting your fixed budget constraint . I’ve worked on multi-app ecosystems and marketplace-style platforms with shared backends, role-based flows, payments, and real-time features, so structuring this efficiently across many apps is something I’m very comfortable with. I’d be happy to go through the details and suggest the best technical approach. I have a few questions to get a better understanding: Q1 – Do all platforms already have stable APIs from Lovable, or will part of the first phase include defining/standardizing endpoints across all apps? Q2 – Do you want a single shared Flutter codebase with role-based builds per app, or fully separate apps per brand (while reusing internal modules)? Q3 – Which apps are highest priority for Phase 1 so we can structure milestones properly within the £5,000 cap? Looking forward to hearing from you.
£4,000 GBP in 7 days
8.1
8.1

Hi, I can convert your existing Lovable web platforms into fully production-ready Flutter apps for iOS and Android, including full deployment to the App Store and Google Play. I have strong experience building multi-app Flutter systems with shared architecture, API-driven backends, Stripe integration, GPS tracking, push notifications (Firebase/APNs), and role-based access control. I also handle full release pipelines including signing, CI/CD setup, and store compliance. How I will approach your project: • Audit each Lovable platform and map APIs + workflows • Build a scalable Flutter architecture with reusable modules across apps • Implement authentication, Stripe payments, notifications, and role-based dashboards • Integrate GPS, file uploads, messaging, and real-time features where required • Set up Firebase (Android) + APNs (iOS) for notifications • Configure CI/CD for automated builds and testing • Handle full App Store + Play Store submission and approvals Given the number of apps, I would propose a modular rollout approach, starting with 1–2 core apps as a foundation and then scaling the shared system across the rest for speed and consistency. I understand the fixed budget and milestone structure and can work within a phased delivery plan aligned to your cap. We can start by reviewing one completed app flow and backend structure to define the shared base architecture for the entire ecosystem. Thank you Jennifer
£4,000 GBP in 7 days
7.9
7.9

I have thoroughly reviewed the project requirements and I believe I have a clear understanding of what you are looking for. The task involves converting multiple web platforms into mobile applications for iOS and Android using Flutter. The apps need to be fully functional with key features such as backend integration, payments, notifications, device features, performance, security, and compliance. I am confident that I can deliver high-quality mobile apps within the specified budget and timeline. Let's discuss the project scope in detail to ensure alignment. Your satisfaction is my priority, and I am eager to begin working on this project. Please go through my profile with 15 years of experience to see the quality of work I have delivered. Looking forward to the opportunity to work together.
£3,150 GBP in 32 days
7.0
7.0

Website-to-App Conversion Hello I have read your project requirements, I can help you develop fully-functional mobile applications for your various web platforms using the single codebase framework, Flutter. With significant experience in both iOS and Android development through my company, I am well-positioned to tackle the tasks outlined in the brief professionally and within the provided budget. I’ve successfully launched multiple production apps across Google Play and App Store, delivering secure, optimized, and user-friendly solutions. ⭐Due to NDAs, links aren’t public—but once you open the chat, I’ll share live demos and walkthroughs. I’d be happy to discuss your requirements and execution plan. Bid amount is a placeholder and can be discussed over chat. Thanks & Regards Ranjana
£4,000 GBP in 20 days
7.2
7.2

Hi there, I will convert your Lovable-built platforms into production-ready Flutter apps — handling the shared architecture, Stripe payments, push notifications, GPS tracking, and store deployment across all your active properties. Given the number of apps sharing common patterns — authentication, role-based access, Stripe checkout, notifications — I will architect a mono-repo with shared packages for these core modules. Each app then only contains its unique business logic and UI. This dramatically reduces development time for apps 2 through 10+ and keeps maintenance simple when you need a fix applied across the board. Questions: 1) For the Lovable backends — are the APIs already documented and stable, or will some endpoints still need to be finalized during development? Looking forward to potentially working together. Thanks, Kamran
£3,000 GBP in 30 days
7.5
7.5

Hi, With my extensive experience in full-stack web development and mobile app development, I am confident that I can deliver the exact results you require. Having worked with Flutter extensively, including building for both iOS and Android platforms, I understand how to convert websites into fully functional and user-friendly mobile apps. I am also well-versed in backend integration and API connections, ensuring seamless communication between your existing Lovable system and the new apps. Furthermore, my expertise in payment integrations, secure authentication, notifications handling, device features like GPS tracking, real-time location updates, camera/file upload among many others makes me capable of successfully delivering all the core technical requirements you've set. I'm especially fluent in working with Stripe for secure transactions and checkout flows, ensuring payment status handling and history integration. In summary, as a professional in mobile app development with a deep skill set running from architecture & framework to performance optimization & security, I am fully aligned with your vision for this project. By choosing my services you will have someone who 부平 focuses on the build quality IpsumtosubsectionIterate4developfrom CiceroandandensurethаttheendresulatesRcomplyвvcommissionprocesamaniarinstrictadherancatobudgetacSecurusolvebvminimuxglobalaIiamativesettofinteralreIarchyconetabInisestsup玺henцotheBCDEVSWardak
£3,500 GBP in 20 days
6.9
6.9

Having worked on numerous API integration projects, I'm confident in my ability to convert your existing web platforms into fully-functional mobile applications using Flutter. My clean, scalable, and maintainable code will ensure that the architecture and framework of the apps are solid and can be easily managed and updated in the future. I will also use reusable components where possible across apps to streamline the development process. My commitment to offering high-performing user experiences aligns well with your project's needs. With a deep understanding of offline/poor connection handling and consistent UI design based on provided branding, you can expect fast and responsive UIs irrespective of users' device features or network conditions. The stringent security measures we have in place will further guarantee your users' safety while using the application. In short, choosing CnELIndia means choosing expertise backed by 18 years of industry experience working with technologies similar to what your project entails. And as evident from our history, I not only deliver but exceed clients' expectations while staying within project parameters. Let me help you turn your web platforms into powerful mobile applications within a budget through a fixed total project cost!
£4,000 GBP in 45 days
7.2
7.2

Hi there, I have read your project requirement. You need a Flutter-based system to convert multiple existing web platforms into fully functional iOS and Android apps, including backend integration, Stripe payments, notifications, role-based apps, and full App Store & Play Store deployment. We can deliver a scalable multi-app architecture using Flutter with reusable components across all platforms, integrated with your Lovable backend, Stripe payments, push notifications, and role-based modules. We will handle complete development, testing, CI/CD, and store submission, ensuring each app is production-ready, secure, and compliant. The system will be modular so future apps can be launched faster and within budget. Questions: ======== Are all backend APIs from Lovable finalized or still in progress? Do you want a shared core codebase across all apps to reduce cost/time? Which app should be prioritized for Phase 1 rollout? Do you already have Apple/Google developer accounts ready? Best Regards, Srashtasoft Team
£4,400 GBP in 38 days
7.0
7.0

As a seasoned Full Stack Developer adept with both Flutter and web development, I am perfectly positioned to deliver your mobile app conversion project within budget and with supreme functionality. I have an in-depth understanding of the Flutter framework, making me the ideal choice to provide one single codebase that will work seamlessly across iOS and Android. In addition, my proficiency in backend integration and third-party APIs (including Stripe) ensures swift and secure payments on your platform. What sets me apart is my commitment to deliver production-ready builds, subjected to rigorous testing before final deployment. My track record of delivering high-performing digital products proves that I understand the importance of scalability, responsive user interfaces, offline capabilities in poor network conditions - all key features you require for each app. Furthermore, as an experienced App Store submitter, I can assist with the approval process efficiently, reducing bottlenecks and ensuring final live, working apps. Lastly, as an individual with an eye for detail and an exemplary problem-solving approach, I would bring not only my technical expertise to this project but also a sharp management angle! Contact me so that together we can realize your vision for these applications in a way that maximizes their potential while staying within budget!
£3,799 GBP in 20 days
6.6
6.6

Hi — this is not a simple web-to-app conversion, it’s building a full mobile ecosystem where multiple products share the same backend logic and user expectations. A common failure in projects like this is when each app is converted individually, and over time authentication, notifications, payments, and role behavior start drifting between apps, making the platform inconsistent and hard to maintain. I’d approach this with a shared Flutter architecture, reusable modules (auth, payments, notifications, tracking), and strict API contracts so every app behaves consistently across the system. The hardest decision early is whether to build a unified core platform first or treat each app independently, because that choice directly impacts scalability, cost, and long-term stability. I’d phase delivery by system type and stabilize the core services first.
£5,000 GBP in 15 days
6.8
6.8

With a full stack team of experienced software developers, we are proficient in converting web platforms into fully functional mobile applications. This makes us the perfect fit for your project as we match your need for a Flutter developer to bring your platform to both iOS and Android devices. Our expertise includes ensuring architecture and framework using Flutter is scalable, efficient with clean code so that you have maintainable code configured with reusable components. Having worked on various mobile app developments for different industries, we understand the importance of seamless backend integration. We are well-versed in integrating existing systems, as well as APIs necessary for your Lovable backend. Plus, we're more than familiar with secure authentication incorporating role-based access control. This ensures that there's a secure login process encompassing password reset features to meet your app's needs. Lastly, successful deployment is another major factor that we've aced over the years. We don't just stop at development but ensure the apps are optimized with smooth transactions coupled with payment tracking (Stripe integration), notifications and performance & UX enhancements across platforms(iOS/Android).
£4,000 GBP in 7 days
6.7
6.7

Hello, I’ve reviewed your requirement for converting multiple web platforms into fully functional Flutter apps, and my team has strong experience delivering large-scale multi-app ecosystems with a single scalable codebase. We will handle complete development including Lovable backend integration, Stripe payments, push notifications, GPS features, and ensure all apps are optimized, secure, and compliant with both App Store and Play Store guidelines. We follow clean architecture, reusable components, and a structured milestone-based approach to ensure timely and high-quality delivery within your fixed budget. We’re ready to start immediately and can manage end-to-end development, testing, and deployment for all applications. Let’s connect to discuss the execution plan. Best regards, Anju
£5,000 GBP in 60 days
6.6
6.6

Hi I can help you convert your existing Lovable web platforms into fully functional Flutter apps for both iOS and Android with a scalable, production-ready architecture. I have experience building multi-app ecosystems where shared backend logic, role-based access, and reusable components are essential for maintaining consistency across many products. Your project requires careful handling of multiple app types while keeping authentication, Stripe payments, notifications, and real-time features stable across all systems. A key challenge is preventing duplication and integration conflicts when scaling many apps off shared or semi-shared backend services. I solve this by using a modular Flutter architecture with clean API layers, centralized auth handling, and reusable UI and service modules. Stripe, push notifications, GPS tracking, and real-time updates will be integrated in a structured way aligned with your existing backend setup. I will also handle full deployment including App Store and Play Store compliance, signing, builds, and release preparation. You will receive clean, tested builds with smooth performance, error handling, and CI/CD setup for continuous delivery. Thanks, Hercules
£5,000 GBP in 7 days
6.5
6.5

Hi With a deep understanding of the core technical requirements outlined in your project brief - from architecture and framework building to backend integration, payments, notifications, device features, performance & UX, security & compliance, platform requirements, and deployment. We will ensure every functionality is met with ease. My prior experience involves similar projects that include GPS tracking, payment integrations using Stripe, secure transaction handling, push notifications using APNs for iOS as well as Firebase setup for Android, and complying with App Store policies - all of which aligns perfectly with your specific project needs. Moreover, our proficiency in API integration will ensure seamless connectivity between the mobile apps and your existing Lovable backend. I will finish your app perfectly Kind regards, Jaffer.
£3,000 GBP in 20 days
6.3
6.3

HI, this is a large scope, but the real challenge isn’t Flutter or UI, it’s handling multiple apps with shared logic without things getting duplicated or inconsistent. I’d approach this as a platform, not separate apps. one core architecture, shared components, and role-based flows reused across all apps. That’s the only way this stays maintainable when you’re dealing with so many products under one umbrella. Flutter fits well here for a single codebase, but the important part is how APIs and modules are structured so features like auth, payments, notifications, and tracking don’t get rebuilt for every app. For integrations like Stripe, GPS tracking, notifications, and document handling, I’d standardize them once and reuse across apps. That keeps performance consistent and reduces bugs. Deployment and store approvals also need to be handled carefully since you’re pushing multiple apps. I’d plan that alongside development, not at the end. I’ve worked on systems where multiple roles, real-time features, and shared infrastructure were involved, so keeping things clean and scalable from day one is something I focus on. One thing I’d want to clarify. do you expect all apps to share a single backend structure, or are these completely separate systems behind the scenes?
£4,800 GBP in 80 days
6.0
6.0

**Experienced Flutter Team | Multi-App SaaS Delivery Experts** Hi, We’ve carefully reviewed your Smartility multi-app ecosystem requirement, and we fully understand the complexity—this is not just app development, but a scalable, multi-platform system with shared architecture, integrations, and long-term maintainability. We specialize in building Flutter-based multi-app ecosystems with reusable components, strong backend integrations, and production-ready deployments across both iOS and Android. Our Approach ✔ Single scalable Flutter architecture with reusable modules across all apps ✔ Clean API integration with your existing Lovable backend ✔ Secure Stripe payment flows + role-based access control ✔ Real-time features (GPS tracking, notifications, messaging where needed) ✔ Optimized performance, offline handling, and production stability Execution Strategy We recommend a phased MVP rollout to ensure quality within budget: Phase 1: Prioritized apps (core platforms) Phase 2: Remaining apps + advanced features Continuous testing + store deployment support Why We’re a Strong Fit ✔ Strong Flutter + full-stack expertise ✔ Experience handling complex multi-role systems ✔ Focus on clean architecture + scalability ✔ Transparent communication & milestone-based delivery Let’s connect on chat to discuss this in detail and walk you through our approach along with similar projects. Looking forward to collaborating! Best regards, Jitendra Jain
£4,000 GBP in 7 days
6.1
6.1

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