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*Untitled To Do List App* Productivity App Development – Calendar Sync, Live Activities, Screen Time Blocking & AI Task Parsing **Project Description:** I’m building a modern productivity app focused on deep work, task execution, and intelligent scheduling. A working prototype/design is already available, and I’m looking for an experienced mobile app developer or team to turn it into a polished production-ready app. The app combines task management, focus tools, calendar integrations, and intelligent scheduling into one streamlined experience. ### Core Features * Multi-calendar sync integration (Google Calendar, Apple Calendar, Outlook, etc.) * SSO sign-in integration (Google, Apple, Microsoft) * Live Activities integration (iOS preferred) * Step-by-step walkthrough tasks * Ability to create tasks with multiple sub-steps * Schedule prep tasks before events * Reminders * Screen time/focus mode functionality that can block distracting apps * Smart capture notes section that parses natural writing into tasks/events automatically * Modern, polished UI/UX with smooth interactions and animations * Productivity-focused workflow design ### Additional Notes * Full prototype/design already available for reference * Strong attention to UI/UX quality is important * Experience with productivity apps, calendar APIs, AI parsing, or focus tools is a major plus * Looking for scalable architecture and clean maintainable code * Cross-platform experience is preferred, but open to recommendations ### Preferred Tech Stack (Flexible) * Swift / SwiftUI for iOS * Flutter or React Native for cross-platform * Firebase or Supabase backend * Calendar API integrations * AI/NLP parsing for converting notes into tasks/events ### Please Include in Proposal * Relevant mobile app portfolio * Experience with productivity or scheduling apps * Experience with Live Activities, calendar sync, or screen time APIs * Recommended tech stack * Estimated timeline and budget *** Advanced Prototype is available and will be shared with shortlisted developers. ***
Project ID: 40426972
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246 freelancers are bidding on average $1,161 USD for this job

⭐️⭐️⭐️ Productivity App Development (AI Tasks, Calendar Sync & Focus System)⭐️⭐️⭐️ I will develop your productivity app into a production-ready solution based on your existing prototype, focusing on smooth UX, scalable architecture, and high-performance scheduling features. The app will integrate multi-calendar sync (Google, Apple, Outlook), SSO login (Google/Apple/Microsoft), and intelligent task creation with step-by-step workflows and sub-tasks. Core features will include live activities (iOS), reminders, smart scheduling before events, and a powerful “focus mode” with screen time blocking to support deep work. I will also implement AI-powered natural language parsing to convert notes into structured tasks and calendar events seamlessly. The UI/UX will be modern, minimal, and highly interactive with smooth animations and a productivity-first workflow design. Let’s chat… Thanks
$1,000 USD in 12 days
9.8
9.8

Hi there, I’m Muhammad Awais, and I’ll turn your Untitled To Do List into a polished, production-ready productivity app. You want deep work, smart scheduling, calendar sync, AI task parsing, and focus tools , all in a smooth, delightful UI. I’ll structure the work with scalable architecture, keep code maintainable, and deliver a clean cross-platform solution that feels native where it matters. Approach: I’ll start with a modular core: calendar integrations, authentication, Live Activities support, and a robust task/sub-task model. The AI/NLP parsing will map notes to tasks/events, with guards to handle ambiguity. Screen time/focus features will respect OS policies and provide safe, optional blockers. The UI/UX will emphasize clarity, subtle motion, and a modern look aligned with your prototype. I propose Flutter for cross-platform speed and a shared codebase, backed by Firebase or Supabase for auth, data, and real-time features. Clear milestones, code review gates, and extensive test coverage will ensure a scalable, maintainable product. Deliverables include production-ready code, documentation, and a design system aligned to your prototype. I’ll set up CI/CD, analytics, and feature flags to ship iteratively while keeping the app stable. Please provide a concise list of the top 8–10 technical questions I should confirm before starting the project. One line between each question. Best regards,
$1,500 USD in 12 days
9.1
9.1

With over a decade of experience in mobile app development and high-scale systems, I understand your goal of creating an Intelligent Productivity App that combines task management, focus tools, calendar integrations, and intelligent scheduling. My background in building apps for over 1 million users, including high-security FinTech systems, directly applies to the complexity of your project. For strategic insight, I recommend leveraging AI/NLP parsing for the smart capture notes section to automate task/event creation seamlessly. I have successfully implemented similar features in past projects, proving my capability to handle the intricacies of your app. I invite you to reach out to discuss how we can collaborate to bring your vision to life. Let's explore the roadmap together and ensure the successful development of your Intelligent Productivity App.
$1,200 USD in 20 days
9.1
9.1

⭐⭐⭐⭐⭐ • Proposal for Untitled To Do List Productivity App • CnELIndia team is excited to partner with you on developing this intelligent productivity app focused on deep work and smart scheduling. • We have extensive experience building polished mobile apps with calendar integrations, AI task parsing, Live Activities, and focus mode tools. • Our portfolio includes multiple productivity and scheduling applications delivered for clients with seamless UI/UX and reliable backend systems. • Recommended approach: Use SwiftUI for superior iOS performance combined with Firebase for backend, SSO, and real-time sync. • Estimated timeline: 14 weeks from prototype review to App Store launch. • Estimated budget: $28000 to $32000 depending on exact scope confirmation. • Steps how CnELIndia team can help successfully complete the project: • Step 1: Schedule kickoff call to review advanced prototype and align on all requirements. • Step 2: Develop detailed architecture and begin implementation of core features like multi-calendar sync and AI parsing. • Step 3: Build polished UI with animations, integrate Live Activities, screen time blocking, and sub-tasks. • Step 4: Conduct rigorous testing, optimization, and quality assurance. • Step 5: Deploy, launch, and provide ongoing maintenance and updates.
$1,125 USD in 7 days
8.5
8.5

I CAN TURN YOUR PRODUCTIVITY PROTOTYPE INTO A PRODUCTION-READY AI POWERED FOCUS + TASK + CALENDAR ECOSYSTEM I bring 12+ years of experience in mobile app development, productivity platforms, calendar-based systems, and AI-driven task automation with strong expertise in SwiftUI, Flutter, and scalable backend architectures. APPROACH: I will convert your existing prototype into a fully polished cross-platform productivity app with deep calendar integration, AI task parsing, and focus-driven UX designed for real-world daily execution and deep work. CORE FEATURES DELIVERY: Multi-calendar sync (Google, Apple, Outlook APIs) SSO login (Google, Apple, Microsoft) Live Activities (iOS) for real-time task tracking AI-powered natural language → task/event parsing Step-by-step task breakdown system Smart scheduling with prep tasks before events Screen time / focus mode app blocking integration Modern animated UI/UX with smooth interactions Notes → tasks automation with intelligent structuring TECH APPROACH: SwiftUI (iOS-first for Live Activities + system integration) Flutter for cross-platform expansion (optional phase 2) Firebase/Supabase backend for auth, sync, and storage AI/NLP layer using LLM-based parsing for task extractio Modular architecture for scalability and future features WHY ME: I specialise in building productivity and scheduling systems that combine native mobile capabilities with AI automation, focusing on smooth UX, performance, and long-term scalability.
$1,000 USD in 15 days
8.4
8.4

Hello Greetings, After reviewing your project description, I feel confident and excited to work on this project for you. But I have some crucial things and queries to clear out. Please leave a message on chat so we can discuss this, and I can share my recent work similar to your requirements. Thanks for your time! I look forward to hearing from you soon. Best Regards.
$1,500 USD in 21 days
7.9
7.9

Hi there, I read your Intelligent Productivity App brief and I’m confident I can turn your prototype into a polished production-ready app. With 15+ years of mobile and full-stack development, I’ve built productivity and scheduling apps with robust calendar syncing, Live Activities, AI parsing, and scalable architectures. I’ll align UI/UX to your design system, implement multi-calendar syncing (Google/Apple/Outlook), SSO (Google/Apple/Microsoft), Live Activities (iOS), step-by-step walkthroughs, sub-tasks, reminders, screen-time focus modes, and smart note parsing into tasks/events. Tech approach: SwiftUI for iOS; Flutter or React Native for cross-platform options; Firebase or Supabase for backend; modular services for calendar APIs and NLP parsing; clean, maintainable code with automated tests and CI/CD. I’ll deliver a modern, polished UI with smooth interactions, and provide 1-month post-delivery support. I’ve shared an initial estimate based on your description, and once we go over a few technical details, I’ll confirm the exact cost and delivery schedule. What is your preferred cross-platform strategy (Flutter vs React Native) and how strict is your requirement for iOS Live Activities integration given different device capabilities and OS versions? Next steps: review the advanced prototype, confirm scope, and lock milestones. I’ll align on a realistic timeline (roughly 4-6 weeks for a production-ready MVP, depending on platform choices) and keep you updated with a clear
$750 USD in 20 days
7.7
7.7

DEEP WORK ARCHITECTURE: CALENDAR SYNC, NATIVE FOCUS TOOLS, AND AI TASK PARSING To move from your prototype to a production ready suite, we will prioritize a high performance Flutter or Swift build to handle the "Live Activities" and "Screen Time" API constraints. At Plan D Studios, we bring 12+ years of experience in Mobile App Development and Custom Software, specializing in UI / User Interface polish and complex AI integrations. Direct Answers & Strategy: Tech Stack: We recommend Flutter for cross platform efficiency, utilizing native Method Channels for iOS Live Activities and Screen Time blocking. Calendar Sync: We’ll implement robust Oauth2 flows for Google/Outlook, ensuring bi directional sync that remains "latency free." AI Parsing: Using NLP to convert natural capture notes into structured sub tasks automatically. Portfolio: We have shipped multiple high end productivity tools featuring complex API Integration and real time dashboard updates. Everything is developed in house to ensure the clean, maintainable code and "smooth interactions" your design demands. Since you have the prototype ready, should we focus the first sprint on the native focus blocking functionality, or the multi calendar synchronization logic? Regards, Haider
$1,250 USD in 10 days
7.4
7.4

Hi there, I have read your requirement, you need a scalable, high-quality productivity app with calendar sync, focus tools, and AI task parsing. This aligns perfectly with our expertise. We can quickly turn your prototype into a production-ready app with smooth UX, strong architecture, and reliable integrations (Google/Apple/Outlook + AI parsing + Live Activities). We also handle complex parts like calendar sync conflicts and iOS focus restrictions. Quick questions: ============= iOS-first or full cross-platform from the start? Preferred AI approach (OpenAI or hybrid)? Focus mode: strict blocking or guided sessions? Share the prototype, and we’ll provide a clear execution plan within 24 hours. Best Regards, Srashtasoft Team
$1,225 USD in 13 days
7.2
7.2

Hello! As per your project post, you’re looking to build a modern productivity application that combines intelligent task management, deep work tools, calendar synchronization, and AI powered scheduling into a polished mobile experience. The goal is to transform your existing prototype into a production ready app that helps users manage tasks, reduce distractions, and organize workflows through smart automation and seamless productivity focused interactions. My focus will be on delivering a high quality productivity platform featuring multi calendar synchronization with Google, Apple, and Outlook calendars, SSO authentication integrations, iOS Live Activities support, advanced task and subtask workflows, prep task scheduling before events, reminders and notifications, screen time and focus mode functionality for distraction blocking, intelligent note capture with AI based task and event parsing, and a modern highly responsive UI/UX with smooth animations and streamlined productivity flows. I specialize in building intelligent mobile applications using React Native, Flutter, Firebase, Node.js, and AI powered workflow systems, with strong focus on productivity applications, real time synchronization, calendar integrations, mobile performance optimization, and polished user experiences. Let’s connect to review your current prototype, workflow expectations, and AI parsing requirements so we can finalize the architecture and development roadmap. Best regards, Nikita Gupta.
$800 USD in 28 days
6.8
6.8

Hello, I have 10+ years of experience in mobile and full-stack development using Flutter, React Native, SwiftUI, Node.js, Firebase, Supabase, and AI-powered workflows. Your productivity app aligns perfectly with my background in task management systems, calendar integrations, and modern UX-focused applications. I can develop a polished, scalable app with multi-calendar sync (Google, Apple, Outlook), SSO authentication, intelligent AI task parsing, reminders, focus/screen-time blocking, and smooth Live Activities integration for iOS. I also have experience building responsive productivity workflows with clean animations and optimized user interactions. For this project, I’d recommend Flutter + Firebase/Supabase for a scalable cross-platform architecture while maintaining near-native performance and maintainable code. The AI note-to-task parsing can be implemented using Python/OpenAI-powered NLP services for accurate scheduling and task extraction. I can start immediately, work closely with your existing prototype/design, and deliver production-ready code with proper documentation and long-term scalability in mind. Best regards
$750 USD in 7 days
7.0
7.0

Hi, We have experience building modern mobile apps with calendar integrations, focus tools, AI-powered workflows, and polished UI/UX. Your productivity app is a great fit for our team. We can help with: Google/Apple/Outlook calendar sync SSO login integrations Live Activities support Focus mode & app blocking AI note-to-task parsing Smooth, modern UI with scalable architecture Recommended stack: SwiftUI for best iOS experience Flutter for cross-platform Firebase or Supabase backend Estimated timeline: 1 Week We’d be happy to review the prototype and discuss the best architecture for production. Regards Interconnect Team
$900 USD in 7 days
6.8
6.8

Hello, I will develop your PRODUCTIVITY TODO LIST MOBILE APPLICATION for Android and IOS both platforms with Web admin panel. I am Tulsiram. I have 10 years of experience working as Native and Crossplatform mobile application developer. I am understood your requirements. I am glad if we are working together. If you interested then let's connect. I will provide you Daily updates ,source code after development completed, 1 Year maintenance Support in following Steps: I will available daily 10-12 hours in Working days for you. I will provide you regular updates according to which modules we will decided. After approval each module by you then i will provide your complete source code of your project and will shift on your Domain. Thanks
$750 USD in 35 days
6.6
6.6

Hi I can turn your advanced productivity app prototype into a polished production-ready mobile app with calendar sync, focus tools, smart task creation, and smooth UI interactions. The main technical challenge is combining calendar APIs, SSO, reminders, Live Activities, AI task parsing, and screen-time blocking into one reliable workflow without making the app feel heavy or confusing. I have experience with Swift/SwiftUI, Flutter, React Native, Firebase, Supabase, Google/Apple/Microsoft sign-in, calendar integrations, reminders, AI/NLP parsing, and productivity-focused mobile UI/UX. For iOS-first quality, I would recommend SwiftUI because Live Activities and Screen Time-style controls are much stronger with native Apple APIs. If cross-platform is the priority, Flutter or React Native can work well, with native modules added for iOS-specific features like Live Activities and focus restrictions. I can build task/subtask flows, prep tasks before events, smart note capture that converts natural text into tasks/events, calendar sync, reminders, and a clean scalable backend structure. Thanks, Hercules
$1,500 USD in 7 days
6.3
6.3

Hi, I can help you turn your productivity app prototype into a polished, production ready mobile application with a strong focus on performance, clean UI/UX, and intelligent scheduling features. I have experience building mobile apps with calendar integrations, task systems, and AI driven workflows, and I can ensure your concept is implemented in a scalable and maintainable way. I will implement multi calendar sync (Google, Apple, Outlook), secure SSO login (Apple, Google, Microsoft), and a structured task system with sub tasks, reminders, and event based scheduling. I can also integrate smart capture functionality that converts natural language notes into structured tasks and calendar events using AI parsing. For iOS, I can implement Live Activities and focus tools, including screen time based blocking features where appropriate APIs allow. The UI will be modern, smooth, and animation rich, ensuring a premium productivity experience while keeping usability simple and fast. On the backend side, I can design a scalable architecture using Firebase or Supabase, ensuring reliable sync, authentication, and future expansion across platforms. I will also focus on clean code structure so the app can grow easily as new features are added. Best, Justin
$1,125 USD in 7 days
6.5
6.5

As an experienced Full Stack Developer with over a decade in the industry, I am thrilled at the opportunity to embark on this journey of turning your prototype into a refined, full-fledged intelligent productivity app. Innovation and problem-solving are at the core of my freelancing career, qualities reflective of the tasks at hand in your project. My proficiency extends to mobile app development, specifically in iOS platform using Swift/SwiftUI and Flutter for cross-platform applications - both fitting seamlessly into your preferred tech stack. With more than 100 successful projects under my belt, I have developed expertise that spans across multiple industries, including e-commerce, website development, graphic design and SEO. This breadth of experience grants me a unique ability to comprehend complex ideas like yours and transform them into cutting-edge products. Customer satisfaction drives me forward; therefore, I assure a fast delivery schedule matched with clear communication as we move forward in this project. My goal is to create a digital solution that not only meets your expectations but also helps your business grow significantly – a target I consistently achieve.
$750 USD in 7 days
6.3
6.3

Hello There!!! ★★★★ ( Intelligent productivity app with AI task parsing, calendar sync & focus system ) ★★★★ Project understanding: You need a production-ready productivity app based on an existing prototype, combining task management, calendar sync, AI-based note parsing, focus mode, and Live Activities. The app must support multi-calendar integration, smart scheduling, and a clean modern UX. Services: ⚜ iOS/Flutter app development (SwiftUI / cross-platform) ⚜ Google, Apple, Outlook calendar sync integration ⚜ AI/NLP task & event parsing from notes ⚜ Live Activities + reminders system setup ⚜ Screen time / focus mode implementation ⚜ Clean UI/UX with smooth animations ⚜ Scalable backend (Firebase/Supabase) I have 6+ yrs exp in mobile app development with focus on productivity, AI-based apps and calendar systems. I have worked on scheduling tools and automation apps with clean UX and API integrations. My approach will be converting your prototype into structured architecture, integrating AI parsing layer, calendar APIs and building smooth task flow with high performance and stability. Let’s connect and I can start shaping this into a production ready app. Warm Regards, Farhin B.
$756 USD in 10 days
6.7
6.7

Hello, I am excited about the opportunity to develop your Intelligent Productivity App. Creating a To Do List app with features like Calendar Sync, Live Activities, and Screen Time monitoring aligns perfectly with my expertise in mobile app development. I have extensive experience with both iOS development in Swift and Flutter, ensuring a sleek and user-friendly interface. My background in AI integration can also enhance the app’s functionality, making it smarter and more efficient for users. To better understand your vision, I have a few questions: Q1: What specific features do you prioritize for the To Do List functionality? Q2: Do you have any design preferences or existing branding guidelines? Q3: What is your timeline for the project completion? I look forward to collaborating with you to bring this app to life! Best regards.
$1,200 USD in 10 days
6.6
6.6

Hi, As per my understanding, you need a production-ready productivity app with intelligent task management, calendar synchronization, focus tools, and AI-powered task parsing integrated into a smooth and scalable mobile experience. Implementation approach: • Develop scalable mobile architecture with clean UI/UX interactions • Integrate calendar APIs, SSO authentication, and Live Activities • Implement AI-based task parsing, reminders, and focus mode features I will share my portfolio on your first message. A few queries: • Do you prefer native iOS development or cross-platform architecture? • Which AI/NLP service are you considering for task parsing? • Will Firebase/Supabase backend setup already be available? I am confident about the delivery after our first discussion meeting. I will be looking forward to hearing from you. Kindest Regards
$1,500 USD in 40 days
5.9
5.9

Hi rosaliej8, Last week I shipped a very similar productivity app with calendar sync, Live Activities, focus controls, and AI task parsing, so I’m confident to handle this really well. My Questions. - Do you want iOS-first native (Swift/SwiftUI) for v1, or true cross‑platform now? This impacts Live Activities and Screen Time features. - Should AI parsing run on‑device for privacy, or in the cloud for higher accuracy/scale (or a hybrid)? Any preferred LLM/provider? My Suggestions. - Go iOS‑first with Swift/SwiftUI, ActivityKit, EventKit, and FamilyControls to nail system‑level UX; add Android later if needed. - Use a hybrid AI pipeline: fast on‑device parsing for common intents, with a cloud fallback for complex notes, plus caching to cut costs and latency. My Execution Plan. - Review the prototype with you and confirm scope, data model, and privacy rules. - Finalize stack: Swift/SwiftUI, ActivityKit, EventKit, FamilyControls/DeviceActivity, BackgroundTasks; backend on Firebase or Supabase; AI via Core ML + secure cloud endpoint. - Implement SSO (Apple, Google, Microsoft) and secure data storage with offline support. - Build tasks with sub‑steps, walkthroughs, reminders, and prep tasks tied to events. - Add two‑way calendar sync (Google, Apple, Outlook) with incremental sync, ETags, and conflict resolution. - Ship AI note capture to parse text into tasks/events with clear schemas and validations. - Integrate Live Activities for timers/focus; smooth animations and haptics
$1,500 USD in 16 days
6.1
6.1

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