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I need a cross-platform utility/productivity app built from the ground up and released on both the App Store and Google Play. The concept, detailed user flows, and screen-by-screen requirements are ready to share once we start; what matters now is finding the right developer to turn them into fast, stable code and a clean, modern UI. The build may use either a shared framework such as Flutter or React Native, or two native projects in Swift and Kotlin—whichever delivers smooth performance and keeps long-term maintenance straightforward. Expect standard productivity features like secure local storage, background sync, push notifications, and a concise onboarding flow. Analytics (Firebase or similar) and basic in-app settings must be integrated as well. Deliverables • Interactive wireframes and final UI assets • Complete iOS and Android app builds, signed and ready for submission • Source code with clear comments and build instructions • Basic backend or cloud function setup if the feature list requires it • Test reports covering current OS versions and common devices • Deployment support through the review process until both apps are live Acceptance criteria: both versions pass store review, load in under three seconds on recent devices, and meet every functional spec I provide. Once live, the project is considered complete and full IP transfers to me.
Project ID: 40397172
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Active 2 days ago
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49 freelancers are bidding on average ₹984 INR/hour 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
₹900 INR in 40 days
9.7
9.7

Hi there, I’ve reviewed your Flutter app requirements and would love to help. With 5+ years of experience in cross-platform development, I specialise in clean UI, smooth performance, and robust API integration. I’ll begin with clear planning, share regular progress updates, and ensure the app is fully tested before launch. Let’s connect to discuss your vision — I’m ready to get started! Best, Bhargav Flutter Developer | Android & iOS Expert
₹750 INR in 40 days
7.0
7.0

Hi there, I have read your project requirement. You need a cross-platform productivity/utility app built from scratch with clean UI/UX, secure storage, background sync, push notifications, analytics integration, and full deployment to both App Store and Google Play. We can develop a high-performance app using Flutter (recommended for speed and maintainability) or React Native/native depending on your preference. The solution will include modern UI design, structured architecture, secure local storage, backend/cloud integration (if needed), Firebase analytics, and complete testing + deployment support to ensure smooth store approvals. A few questions to clarify before proceeding: ==================================== Do you prefer Flutter for a single codebase or native apps for maximum performance? Will the app require real-time sync (cloud-based) or primarily offline with periodic sync? Do you already have branding/design guidelines, or should we create UI from scratch? Any third-party integrations expected (APIs, payments, or external services)? Best Regards, Srashtasoft Team
₹750 INR in 40 days
7.0
7.0

Hello I will be able to help you in your utility App. 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 Logical Soft Tech Pvt Ltd, Indore(M.P)
₹1,000 INR in 40 days
6.6
6.6

Hello There!!! ★★★★ ( Cross-Platform Utility App – iOS & Android ) ★★★★ Project understanding: I understand you need a fully functional productivity/utility mobile app for both iOS and Android with clean UI, secure storage, notifications, analytics, and smooth performance, built using Flutter/React Native or native Swift + Kotlin, and fully ready for App Store and Play Store deployment. Services ⚜ Cross-platform app development (Flutter / React Native / Native) ⚜ UI/UX implementation from wireframes to final screens ⚜ Secure local storage + background sync ⚜ Push notifications integration ⚜ Firebase/analytics setup ⚜ App store deployment (iOS & Android) ⚜ Clean, maintainable and scalable codebase I have experience building mobile apps with focus on performance, smooth UX, and production-ready deployment for both platforms. My approach will be to first convert your flows into wireframes, then build modular architecture, followed by feature implementation, testing across devices, and final store submission support until approval. Let’s connect and I can start as soon as you share the detailed requirements. Warm Regards, Farhin B.
₹756 INR in 40 days
6.6
6.6

Hi, the success of a utility app depends on speed, stability, and a smooth user experience. for productivity-focused apps, even small delays or friction can affect retention. We’d approach this by first mapping your user flows into a clean, intuitive UI and then building the app with performance in mind from day one. secure local storage, background sync, push notifications, and analytics can all be structured cleanly. Flutter would be a strong choice here for delivering a consistent experience on both iOS and Android while keeping maintenance simple long term. if the feature set requires it, we can also set up lightweight backend services or cloud functions. We’ve worked on cross-platform mobile apps with modern UI, scalable architecture, and smooth app store deployment processes. One thing we’d want to clarify. does your app require real-time sync between devices/users, or mainly offline-first functionality with background syncing?
₹800 INR in 40 days
5.9
5.9

Hello I understand you need a cross-platform productivity app built from scratch and launched on both iOS and Android, with a strong focus on performance, stability, and a clean user experience. My Approach I will build a fast, scalable app (Flutter/React Native based on best fit) ensuring smooth performance and easy long-term maintenance. Core implementation: Clean, modern UI based on your flows and requirements Secure local storage + background sync Push notifications and onboarding flow Analytics integration (Firebase or similar) In-app settings and stable app architecture Deliverables Interactive wireframes + final UI Production-ready iOS & Android builds (store-ready) Clean source code with setup instructions Backend/cloud setup if required Testing across devices and OS versions Full deployment support until apps are live Approach I’ll build in phases so you can review early, ensuring performance (fast load time) and smooth store approval. I’m ready to start immediately and can share a clear timeline after reviewing your flows. Best regards, Abhishek
₹1,000 INR in 40 days
5.5
5.5

As a proficient full stack web and mobile app developer, I offer a comprehensive plethora of skills that perfectly align with your project. Firstly, I boast over five years of professional experience transforming ideas into robust, user-friendly applications which delivers value to businesses worldwide. My skills on the front-end include HTML, CSS and JavaScript using popular frameworks such as React.js and Next.js. On the back-end, I'm well-versed in Node.js and PHP using Laravel framework for efficient development. Specializing in both Flutter and React Native, I am adept at creating cross-platform apps that seamlessly perform on various devices. This provides you with the freedom to choose the most suitable technology depending on your specific needs without compromising on the end user experience or maintenance requirements. I understand the importance of delivering a fast, smooth experience for utility apps. Drawing on my substantial expertise in API integration, database management and performance optimization, I can deliver an application that exceeds your expectations. Moreover, I bring valued strengths in app deployment and support through reviews for both Apple App Store and Google Play Store. This means you can trust me to see your project through not just until it goes live but until it is thriving too. Choose me as your partner in this journey to bring your vision to life; together we will create something truly amazing!
₹1,000 INR in 40 days
4.9
4.9

Hi, I’m a mobile app developer with 8+ years of experience building high-performance productivity apps for iOS and Android. I specialize in scalable architecture, smooth UX, and fast, reliable deployments using Flutter, React Native, Swift, and Kotlin. Deliverables: • Interactive wireframes + modern UI assets • Production-ready iOS & Android builds (store-ready) • Clean, well-documented source code + setup guide • Backend/cloud functions (if required) • Testing reports across devices & OS versions • Full deployment support until approval I ensure <3s load time, secure storage, push notifications, and smooth onboarding. Let’s connect and build this end-to-end!
₹1,200 INR in 40 days
4.5
4.5

I understand you need a high performance cross platform utility app with clean UI, fast load time, and reliable background features ready for App Store and Play Store release. I will build using Flutter or React Native based on your flows, ensuring smooth performance and maintainable architecture. I will design wireframes, then develop secure storage, background sync, push notifications, onboarding, and analytics integration. If needed, I will set up lightweight backend or cloud functions. The app will be fully tested across devices, optimized for speed, and prepared for store submission. You will receive complete source code, documentation, and full deployment support.
₹1,000 INR in 40 days
4.4
4.4

As a seasoned Full Stack Developer & Digital Solutions Expert, I'm well-equipped to handle the comprehensive scope of your utility app project. With over a decade of experience, 100+ successful projects, and proficiency in mobile app development encompassing both Android and iOS platforms, your satisfaction is my primary goal. Creating clean, fast performing code with top-notch UI design is a particular strength of mine that will help elevate your app's user experience and functionality. In regards to choosing the most fitting technology stack for your project, I have ample experience with both Flutter and React Native, as well as Swift and Kotlin for native development. This flexibility allows me to tailor the development approach precisely to suit your needs - be it performance-driven or focusing on long-term maintenance ease. Furthermore, I understand the need for consistent communication during the entire development process. With me, you can expect transparency, timely delivery, targeted solutions, detailed test reports and continued support until both versions pass store review. By entrusting this project to me, you'll not only get an interactive and efficient utility app within- or even before- our agreed time frame but also a trusted hand you can turn to in any digital solution requirement going forward.
₹750 INR in 40 days
4.4
4.4

Hi, I read your requirement for a utility app on iOS and Android. Finding a developer for a fast, stable app with a clean UI and smooth deployment is key, and I'm confident we can deliver this for you. We have strong experience in building cross-platform utility apps like yours, whether using Flutter, React Native, or even native development. We handle everything from secure local storage, push notifications, and analytics integration to full store deployment for both App Store and Google Play, ensuring a maintainable and high-performance solution. My team and I are ready to turn your detailed user flows and requirements into a high-quality app that loads quickly and meets all your functional specs. We'll provide complete source code, UI assets, and full support until both apps are live. We are keen to take on this project. Please ping us on chat to discuss the specifics further. Regards, Raj Abhisek Panda
₹750 INR in 40 days
4.1
4.1

Hello there, we are a team of Full Stack Developers. We have expertise in Web and Mobile app development, we can do this project in no time. Thanks Ashish Kumar.
₹2,000 INR in 40 days
3.1
3.1

Hello Sir I can build your cross-platform productivity app with a focus on performance, stability, and clean UI. Based on your requirements, I’d recommend Flutter for a single high-performance codebase, fast development, and easier long-term maintenance across iOS and Android. I will handle the full cycle—from wireframes and UI design to development, backend/cloud setup (if needed), testing, and deployment—ensuring both apps meet store guidelines and load within your performance targets. I have strong experience in building scalable apps with secure storage, background sync, push notifications, and analytics integration, while keeping the codebase clean and maintainable. A few quick questions: 1. Will the app require real-time sync (multi-device usage) or mostly local-first with optional backup? 2. Do you have any preferred design style or reference apps? 3. Are there any third-party integrations planned (e.g., APIs, subscriptions, payments)? I am ready to review your flows and start with a clear roadmap to launch. Best Regards Jitendra Sharma
₹750 INR in 40 days
2.8
2.8

Hi, I’m a mobile app developer with 8+ years of experience building high-performance cross-platform productivity apps for iOS and Android. I specialize in clean UI, fast load times, and scalable architecture using Flutter and React Native. Deliverables: • Interactive wireframes + modern UI design • iOS & Android builds (App Store & Play Store ready) • Well-documented source code + setup guide • Backend/cloud functions (if required) • Testing reports across devices & OS versions • Full deployment support until apps go live I ensure smooth performance, secure data handling, and successful store approvals. Let’s connect and build this end-to-end!
₹1,200 INR in 40 days
0.0
0.0

Building a productivity app that people actually stick with comes down to two things: fast local performance and frictionless onboarding. Flutter gives you both without maintaining two codebases, and I've shipped 10+ apps this way with shared business logic and platform-specific UI tweaks where it matters. For your background sync and push notifications, the architecture needs careful planning upfront so battery drain stays minimal and conflicts resolve cleanly when users go offline. Most developers bolt this on late and spend weeks fixing edge cases. What's your tolerance for iOS review delays if Apple pushes back on notification permissions or data handling during the first submission round?
₹1,000 INR in 40 days
0.0
0.0

Hi you’ve already done the toughest part clear flows and screens. That makes it much easier to build somehing fast and stable without guesswork. For your requirements (sync, notifications, <3s load), getting the architecture right early will be key. I’d likely suggest Flutter for smooth performance and easier maintenance, unless native is needed. I’d start by turning your flows into a quick clickable prototype, then build with a focus on performance, clean UI, and making sure both apps pass review without issues. Quick things to clarify: 1. Sync: real-time or interval-based? 2. Do you need offline support? 3. Any external integrations planned? Share your flows and I’ll map out the best approach + timeline. Thanks Manish P.
₹1,000 INR in 40 days
0.0
0.0

Hi, I can build this end-to-end and get both apps ready for store submission. For this type of app, I’d go with Flutter — it keeps performance smooth while allowing a single codebase for both iOS and Android, which makes long-term maintenance much easier. How I’d approach it: Set up clean app architecture (scalable from the start) Build UI from your flows → keep it fast, simple, and consistent Implement core features: secure local storage background sync push notifications onboarding flow Integrate analytics (Firebase) + basic settings Add lightweight backend/cloud functions if needed I’ll keep the code structured and documented so it’s easy to extend later. Deliverables covered: Full app builds (iOS + Android, ready for submission) Source code + setup guide Testing on common devices Support through App Store & Google Play review If you can share the flows/specs, I can break it down into milestones and start right away.
₹900 INR in 40 days
0.0
0.0

I’ll build your cross-platform productivity app from the ground up using React Native(or native if required), focusing on clean architecture, smooth performance, and a modern, intuitive UI aligned with your detailed flows and requirements. The app will include secure local storage, background sync, push notifications, onboarding, analytics integration (Firebase or similar), and a scalable backend/cloud setup if needed. I ensure fast load times, stability, and maintainable code, with thorough testing across devices and OS versions. You’ll receive fully functional iOS and Android builds ready for submission, complete source code with documentation, UI assets, and deployment support through the review process until both apps are live.I can bring immense value by integrating my AI expertise into your product, making it faster and more intelligent. I’ve built AI-powered assistants, smart automation tools, OCR-based data extraction solutions, and predictive analytics features. With your cross-platform productivity app, modern cloud architectures will also be gracefully incorporated.
₹800 INR in 40 days
0.0
0.0

Hi There Tech Stack: I can build this using Flutter (or React Native) to ensure a single, high-quality codebase that delivers native-like performance on both iOS and Android. This approach will keep long-term maintenance straightforward as you requested. Performance & Core Vitals: I understand your "under 3 seconds" load time requirement. I prioritize clean architecture, efficient state management, and optimized asset handling to ensure the app is lightning-fast. Full-Stack Integration: I am experienced in Firebase for secure local storage, background sync, push notifications, and analytics. I can also handle the basic cloud functions if the feature set requires backend logic. Store Submission Expert: I have navigated the App Store and Google Play review processes multiple times. I will support you throughout the deployment phase until both apps are live and functional. A few quick questions to clarify the scope: Do you have the UI/UX designs ready in a tool like Figma, or do you expect me to create the final UI assets based on your wireframes? What is your target timeline for the first MVP (Minimum Viable Product)? Are the Apple/Google Developer accounts already set up and ready for submission? I am ready to sign an NDA if needed and start discussing the detailed user flows immediately. I am also comfortable with your hourly rate and can provide consistent updates and test reports. Looking forward to hearing from you. Best regards Ekrem Altun
₹1,000 INR in 40 days
0.0
0.0

Bhopal, India
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