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I am building Mon Livre Studio, an end-to-end authoring tool that lets users turn speech or text into a fully formatted book. The same code-base (or tightly aligned versions) must run on Android, iOS, Windows desktop, a browser, plus a web-based admin portal. Core user activities the first release must nail: • Record their voice and watch it transcribe automatically in real time. • Type, paste, or edit text manually with a rich-text editor. • Drag-and-drop or otherwise organise every paragraph into named chapters and sections. The manuscripts people create will range from professional books to personal stories and educational material, so the interface has to feel welcoming yet powerful. Beyond capture and organisation, I want an AI-powered “improve my style” button that offers grammar fixes, tone suggestions, and layout polishing before export. Key deliverables 1. Mobile apps (Android & iOS) compiled from the same feature set. 2. Desktop build for Windows. 3. Responsive web application that mirrors mobile functionality. 4. Admin portal to manage users, storage, and content moderation. 5. REST or GraphQL back-end with secure auth and cloud storage for audio, drafts, and final manuscripts. 6. Clear API documentation and build instructions. Acceptance criteria • Latency from speech to text below two seconds on a stable connection. • Chapter reordering works via touch, click, and drag on every platform. • Export delivers a clean DOCX and EPUB with consistent headings and page breaks. • All features pass QA on the latest Android, iOS, Chrome, Edge, and Windows 11 desktop. Mention in your proposal which cross-platform stack you prefer (Flutter, React Native + Electron, or another) and how you will handle real-time transcription, offline caching, and style-enhancement AI. I am ready to start as soon as I see a roadmap and realistic milestone schedule.
Project ID: 40552599
86 proposals
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Active 3 days ago
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86 freelancers are bidding on average $915 USD for this job

Hi there, We understand you're looking to develop Mon Livre Studio, a comprehensive authoring tool that enables users to create fully formatted books from speech or text, with a seamless experience across Android, iOS, Windows desktop, browser, and a web-based admin portal. Our team at Webbook Studio has experience with cross-platform development, particularly with React Native and Flutter, and we believe a Flutter-based approach would be ideal for this project, given its ability to provide a unified codebase for all platforms. We've worked on similar projects, such as a music voting mobile app using React Native and a furniture store mobile shopping app with Flutter. For real-time transcription, we would integrate a reliable speech-to-text API, ensuring latency below two seconds. Offline caching would be handled through a combination of local storage and cloud syncing, while the AI-powered "improve my style" feature would utilize machine learning algorithms for grammar fixes, tone suggestions, and layout polishing. One question: Have you considered any specific design guidelines or brand styles for the interface, or would you like us to propose a few options based on your target audience and the nature of the manuscripts they will create? Feel free to message us to discuss the details! — Webbook Studio
$410 USD in 10 days
9.2
9.2

Hi I can build Mon Livre Studio as a unified cross-platform authoring suite with a single shared architecture and near-identical UX across Android, iOS, Windows, and web, plus a secure admin portal. I recommend Flutter for mobile and Windows, and Flutter web for the responsive app, sharing core editor and chapter logic in one code-base. For real-time speech to text under 2 seconds, I will integrate streaming transcription (preferred Whisper streaming or a managed speech API) with buffering and incremental transcript updates. I will add offline draft caching, queued uploads for audio and edits, and conflict-safe sync. For “Improve my style”, I will implement an AI style enhancer that does grammar fixes, tone adjustments, and layout polishing using structured prompts, with reversible suggestions and user-controlled apply changes. Chapter management will support touch, click, and drag reordering consistently. Export will generate clean DOCX and EPUB with consistent headings and page breaks. I will deliver backend APIs (REST or GraphQL), secure auth, cloud storage, API documentation, and a milestone plan with QA on Android, iOS, Chrome, Edge, and Windows 11. Best, Justin
$500 USD in 7 days
6.8
6.8

Hello, Thank you for sharing your vision for Mon Livre Studio. I would build this using Flutter for Android, iOS, Web, and Windows from a shared codebase, with a FastAPI backend, PostgreSQL, cloud storage, and secure authentication. This approach ensures consistent features across all platforms while reducing maintenance. Key highlights: * Real-time speech-to-text with low-latency transcription and offline caching. * Rich text editor with drag-and-drop chapter and section management. * AI-powered writing assistant for grammar, tone, readability, and formatting improvements. * DOCX and EPUB export with consistent layouts, headings, and page breaks. * Responsive admin portal for user management, content moderation, and storage. * REST APIs, scalable architecture, cloud deployment, and complete documentation. I recommend a milestone-based roadmap covering core editor, transcription, AI enhancements, export features, admin portal, testing, and deployment. My focus is delivering a production-ready, scalable platform with clean, well-documented code and clear communication throughout the project. Regards, Praggya
$250 USD in 7 days
6.9
6.9

Hi, this platform only succeeds if the experience stays consistent across every device while speech, editing, and book organisation feel fast enough that users never lose their flow. Your requirement for sub two second transcription, drag and drop chapter management on every platform, and clean DOCX and EPUB export points to a shared codebase, so I would use Flutter for Android, iOS, Windows, and Web with a REST backend, real time transcription through a streaming speech service, offline caching for drafts with background sync, and AI powered style enhancement integrated into the editor. I’ll map the project into clear milestones covering the core editor, transcription, manuscript management, exports, admin portal, and QA so each stage is testable before moving to the next. Which speech to text provider and AI model do you prefer, or would you like recommendations based on accuracy, multilingual support, and long form transcription? Best regards, Fizza Nadeem K
$250 USD in 5 days
5.9
5.9

Hey, We will build Mon Livre Studio as a Flutter app targeting Android, iOS, Windows, and web from one codebase, paired with a separate admin portal. For transcription, we will stream audio to a speech API and display text in under two seconds. Offline mode will cache recordings locally and sync once connectivity returns. The AI style button will call a fine-tuned LLM endpoint for grammar, tone, and layout fixes before DOCX and EPUB export. A couple of quick things to confirm: 1) Do you have a preferred transcription provider (Google Speech, Whisper, Deepgram), or should we recommend one based on language support? 2) Will the admin portal need content moderation tools beyond manual review, such as automated flagging? The number quoted here is a starting estimate. Looking forward to potentially working together. Thanks, Faizan
$287 USD in 10 days
5.5
5.5

With over 5 years of experience in full-stack development, I believe I am the perfect fit to bring your vision of Mon Livre Studio to life. Proficient in Android, Flutter, React Native and web development, I can ensure that your cross-platform solution not only meets but surpasses your requirements. My expertise in artificial intelligence technology will come in handy when implementing real-time transcription, offline caching and most importantly, the style-enhancement AI feature you've mentioned. In addition to my technical skills, I have a thorough understanding of SaaS and API-driven systems and have extensively worked with cloud storage and security protocols like the ones you'll be needing for your application. This allows me to provide reliable, scalable and secure solutions like undertaking efficient content management via the admin portal for user, storage and content moderation. Furthermore, throughout my freelancing career, I have always prioritized clear communication and delivering milestones on time. For a project as complex as Mon Livre Studio with multiple deliverables on different platforms, my milestone-based approach ensures transparent progress-tracking for both of us. Let's connect to discuss how we can turn your roadmap into reality while adhering to a realistic milestone schedule that suits your needs.
$500 USD in 7 days
5.1
5.1

As an experienced full-stack developer and designer, I'm confident I have the skills to create a beautiful, intuitive, and powerful end-to-end authoring tool for Mon Livre Studio. My proficiency in Flutter, React Native + Electron, and other cross-platform stacks ensures that the codebase will work fluidly across Android, iOS, Windows desktop, and web. This allows users to record their voice and watch it transcribe automatically in real time on any platform - a function that requires high responsiveness and compatibility across mediums. Simultaneously, I can ensure chapter reordering works seamlessly via touch or click across all platforms. Moreover, my expertise extends to the AI domain where I can integrate "style-enhancement" AI system with ease. Having worked with cutting-edge technologies like AI Art (e.g., Midjourney, Stable Diffusion), TensorFlow, PyTorch, GPT, Hugging Face etc., I am well equipped to build an AI system that offers grammar fixes, tone suggestions and layout polishing before export.
$625 USD in 3 days
4.0
4.0

Douala, Cameroon
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Member since Sep 24, 2025
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