
Closed
Posted
Paid on delivery
I want a single, polished mobile application—running natively on both iOS and Android—that lets any parent, teacher, or budding author craft a complete children’s storybook from blank page to published title. Inside the app the user begins with a script-writing workspace that supports chapter organization, simple formatting controls, and AI-assisted wording suggestions (if you prefer an off-the-shelf library for this, let me know). From there, illustration is the star feature. I need advanced editing tools: multi-layer drawing, adjustable brushes, text overlays, filters, and the ability to import or export high-resolution PNGs so artists can refine images externally if they wish. Think Procreate-lite capabilities, not just a basic doodle pad. When the story is ready, the user should tap “Publish” and choose among industry-standard formats: • PDF • ePub • MOBI The export pipeline must preserve image quality, embed fonts correctly, and attach metadata that meets Amazon KDP’s current requirements so the file is accepted without further tweaks. A guided upload flow or direct KDP integration would be ideal, but at minimum the app must generate compliant files the user can drop straight into Amazon. Deliverables 1. Production-ready iOS and Android builds plus source code (React Native, Flutter, Swift/Kotlin—your call, as long as performance is smooth). 2. Admin-side documentation covering build steps, third-party SDKs, and how to update illustration assets. 3. A brief user guide or walkthrough video that shows writing, illustrating, and exporting a book in all three formats. I’ll test final binaries on both platforms; acceptance is when I can create a short picture book, export it to PDF, ePub, and MOBI, and upload those files to my Amazon KDP dashboard without validation errors.
Project ID: 40618497
261 proposals
Remote project
Active 3 days ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
261 freelancers are bidding on average $2,062 USD for this job

Hello, {{{ I HAVE CREATED SIMILAR APPS BEFORE AND I CAN SHOW YOU }}}} I have carefully reviewed your requirements for a Children’s Storybook Creator App and understand the vision of creating a complete platform for writing, illustrating, and publishing digital storybooks. >>>> Multi languages (English and Arabic)Left-To-Right (LTR) and Right-To-Left (RTL) <<<< I have 10+ years of experience in mobile app development, I have expertise in building cross-platform applications with AI integrations, advanced editing tools, and scalable backend solutions. I can develop a native-quality iOS and Android application with features including AI-assisted story writing, chapter management, illustration tools with multi-layer editing, brush controls, image import/export, and publishing support for PDF, ePub, and MOBI formats with proper metadata handling. I will follow an Agile methodology with structured development phases, regular updates, testing, documentation, and smooth delivery. I will provide 2 years of FREE ongoing support, complete source code, and assistance from development to final publishing and deployment. I am available on desk as per your convenient time zone and will work on your project until you satisfied with my work. Thanks Christina
$1,500 USD in 7 days
8.4
8.4

With over a decade of experience in full-stack architecture and high-scale systems, I understand your goal of creating a mobile application that empowers parents, teachers, and authors to effortlessly craft and publish children's storybooks. My background in developing high-complexity systems, such as serving over 1 million users and working on advanced FinTech projects, directly applies to the challenges of ensuring your app is user-friendly, efficient, and secure. For strategic insight, I recommend leveraging Flutter for your project to ensure smooth performance across both iOS and Android platforms. Drawing from my experience in developing Telegram Mini Apps for a large user base, I am well-equipped to handle the complexity of creating a feature-rich app like the one you envision. I encourage you to reach out so we can discuss the roadmap for bringing your Children's Storybook Creator App to life. I am confident that with my expertise in mobile app development, your project will exceed expectations and provide a seamless experience for users.
$2,400 USD in 30 days
8.3
8.3

Hello, Greetings Hope you are doing well. I am a Mobile Application developer with over 5 years of experience. I am confident in my ability and skills to develop high-quality Mobile apps and would like to work on your children storybook creation app project. I will complete the work as per your requirements. I want to discuss more this project to prepare the final concept. So let’s discuss this in detail over chat then will make plans to start work on it. Waiting for your earliest reply. Thanks. Shubham
$1,500 USD in 24 days
8.0
8.0

Hi — Elias here from Miami. This is more than a story-writing app—it combines document editing, advanced illustration tools, and a publishing engine that must produce reliable, high-quality book files on both iOS and Android. I’d recommend Flutter for the shared codebase, with native modules where canvas performance or file generation requires it. The app would include chapter-based writing, AI wording assistance, layered drawing, brushes, text overlays, filters, PNG import/export, autosave, and project versioning. The export layer is the critical part. I’d build separate PDF and reflowable/fixed-layout ePub pipelines with embedded fonts, metadata, image validation, and preflight checks. MOBI support would be confirmed against Amazon’s current accepted workflow, as KDP format requirements can change. Direct KDP upload would be treated as a separate integration only if officially supported. I have experience with cross-platform apps, AI integrations, media editors, document generation, cloud storage, and complex publishing workflows. Q1 – Should illustrations support Apple Pencil and Android stylus pressure? Q2 – Are books primarily fixed-layout picture books or text-heavy chapter books? Q3 – Should projects sync across devices through user accounts and cloud storage? Looking forward to hearing from you.
$2,250 USD in 7 days
8.1
8.1

Hi there, I see you're building a complete mobile storybook creation studio. The workflow seems clear: a user ideates and writes the script with AI assistance, moves to a powerful, layer-based canvas to illustrate each page, and then triggers a publishing pipeline. This pipeline must correctly package the text, images, fonts, and metadata into KDP-compliant PDF, ePub, and MOBI files, ready for a direct, error-free upload to Amazon. Technical approach: We'll use Flutter for a single codebase that delivers a high-performance native UI on both iOS and Android, which is crucial for a responsive drawing canvas. The AI writing aid can be powered by an OpenAI API integration. For the illustration engine, we'll build a custom painter to handle layers, brushes, and rendering. The export module will use dedicated libraries to generate each file type, running a final pre-flight check on metadata against KDP requirements. Core modules: - Story Editor: A workspace for writing and structuring the book's text, with hooks into the AI suggestion engine. - Illustration Canvas: The multi-layer drawing engine with tools for brushes, text overlays, filters, and high-resolution PNG I/O. - Publishing Engine: A guided workflow that compiles the project, embeds required assets and metadata, and generates the final book files. Relevant systems: Our experience building complex mobile ecosystems like StepOut Live (4-app platform) and the AI-integrated Social Media Content Generator provides a strong foundation for both the app's architecture and its core AI features. We'll start with the writing module and a basic single-layer canvas. We will then build the advanced illustration features, and finally, dedicate a phase to perfecting the KDP-compliant export pipeline, testing uploads rigorously until they pass validation every time. Regards, Rohit
$1,500 USD in 75 days
8.1
8.1

❤️❤️❤️ Greetings ❤️❤️❤️ I have reviewed your Children’s Storybook Creator App project and I can build a polished cross-platform solution for both iOS and Android. I am Ozgur Ozbas, a Full-Stack Developer with 10+ years of experience in Flutter, mobile applications, Node.js, Laravel, REST APIs, Firebase, and AI integrations. I can develop the complete story creation workflow, including chapter-based writing, AI-assisted wording, multi-layer illustration, adjustable brushes, text overlays, filters, high-resolution PNG import/export, and book publishing. For the illustration editor, I would focus on smooth canvas performance and a layer-based architecture so drawings remain editable. I can also build a dedicated export pipeline for PDF, ePub, and MOBI with embedded fonts and required metadata, then test the generated files against your KDP acceptance criteria. Q1. Should each illustration layer remain editable after reopening a saved story, or is flattened page editing sufficient for the MVP? Q2. Do you already have a preferred AI provider and KDP metadata requirements, or should I design the AI/export architecture around maintainable integrations? I can provide production-ready iOS/Android builds, source code, documentation, and the requested user walkthrough. Looking forward to discussing your project. Best regards, Ozgur Ozbas
$1,500 USD in 12 days
7.9
7.9

Hi I have read the project details carefully, and I can develop this children's storybook application for both iOS and Android with a smooth, production-ready experience. We have already developed similar content creation and publishing platforms with rich editors, AI-assisted features, media management, and export functionality, so I'm confident we can deliver exactly what you're looking for. Our development approach will be: Design a clean writing workspace with chapters, formatting, and AI writing assistance. Build a powerful multi-layer illustration editor with brushes, filters, text, and high-resolution import/export. Implement PDF, ePub, and MOBI generation with embedded fonts, metadata, and Amazon KDP-compliant exports. Perform end-to-end testing on both iOS and Android, optimize performance, and provide complete documentation with deployment support. A couple of questions: Do you already have a preferred AI provider (OpenAI, Anthropic, Gemini, etc.) for writing assistance, or should we recommend the best option? For the illustration editor, do you expect cloud storage and syncing of projects across multiple devices, or will local device storage be sufficient initially? I would be happy to discuss the complete workflow, recommend the best tech stack, and start immediately. Looking forward to working with you! Thanks Rahu;
$2,200 USD in 25 days
7.7
7.7

Hey there, Building a children’s storybook app with Procreate-lite editing and publishing workflows requires balancing creative tools with smooth mobile performance. I’ll develop the iOS and Android app with writing tools, AI-assisted suggestions, multi-layer drawing, image export, and PDF/ePub/MOBI generation while keeping the exported files KDP-ready. Preserving image quality and font embedding during export will be a key focus. I’ve worked on mobile apps involving rich editors, media handling, AI integrations, and document generation workflows. I’ll provide clean source code, technical documentation, build guidance, and a user walkthrough covering the complete story creation and publishing flow. Do you already have a preferred AI service for the writing suggestions, or should I recommend one? Looking forward to collaborating with you. Portfolio: https://www.freelancer.com/u/Hammadhassan21 Best regards, Hammad Hassan...
$1,600 USD in 10 days
7.3
7.3

Hello, I am highly interested in developing the Children’s Storybook Creator App as described. I have a strong background in Flutter, iOS Development, Mobile App Development, Android, and React Native, making me well-equipped to handle this project effectively. I understand the requirements outlined, including the need for a polished app supporting script-writing, advanced illustration tools, and seamless export functionalities to PDF, ePub, and MOBI formats. To achieve this, I plan to utilize my expertise in creating intuitive interfaces, implementing AI-assisted features for script-writing, and integrating advanced editing tools for illustrations. Additionally, I will ensure smooth performance by choosing the most suitable technology stack for the project. - MY WORK STATS: ✨ https://www.freelancer.com/u/XanvraTECH I look forward to discussing this project further and exploring how we can bring your vision to life. Best regards, Warda Haider
$1,500 USD in 12 days
7.0
7.0

Hi there, I will deliver a cross-platform storybook creator app with three core modules: a script editor with chapter organization and AI wording suggestions, a multi-layer illustration workspace (adjustable brushes, filters, text overlays, hi-res PNG import/export), and an export pipeline that outputs KDP-compliant PDF, ePub, and MOBI with correct metadata and embedded fonts. On a similar publishing tool, generating the KDP metadata automatically (trim size, bleed, ICC profile) eliminated upload rejections entirely. I will wire that same logic into your export flow. Questions: 1) For the AI wording suggestions, do you have a preferred provider (OpenAI, Anthropic) or should I recommend one that fits the budget? Looking forward to talking through the details. Kamran
$1,684 USD in 25 days
7.5
7.5

I propose developing a children's storybook creation app that integrates script-writing, advanced illustration tools, and seamless publishing. The approach involves using React Native for cross-platform compatibility and AI assistance for writing suggestions. The app will feature Procreate-like illustration capabilities, high-resolution image import/export options, and support for PDF, ePub, and MOBI formats. Thorough documentation and user guides will ensure ease of use. Let's collaborate to create a user-friendly app that exceeds expectations.
$2,700 USD in 5 days
7.1
7.1

Hello, With 10 years of experience in mobile and full-stack development, I can build a polished cross-platform application that takes users from story creation to KDP-ready publishing. For this project, I recommend React Native with a robust native graphics engine for smooth illustration tools, combined with Node.js for backend services and OpenAI integration to provide intelligent writing assistance. This approach delivers excellent performance while maintaining a single codebase for iOS and Android. I have experience developing AI-powered applications, REST API integrations, and scalable architectures with a strong focus on responsive UI, secure coding, maintainable code, and high-quality export workflows. I'll ensure PDF, ePub, and MOBI outputs preserve images, fonts, and metadata for seamless Amazon KDP submission. I’d be happy to discuss your vision and the best implementation strategy for the illustration engine and publishing pipeline. Best regards
$1,500 USD in 7 days
7.0
7.0

Respectfully, Creating a children’s storybook app is challenging because it needs to combine a smooth writing experience, powerful illustration tools, and reliable publishing exports without making the process complicated for users. I can build a native-quality iOS and Android application where users can write, organize chapters, create artwork with advanced editing features, and export professional book files. I will develop the writing workspace, AI-assisted suggestions, Procreate-like illustration tools with layers and editing options, and a publishing pipeline for PDF, ePub, and MOBI with proper formatting and metadata. The app will be delivered with source code, documentation, and a clear guide for future updates. Portfolio: https://www.freelancer.pk/u/zainalitariq245 Thanks...
$1,500 USD in 7 days
6.4
6.4

Hello, Your vision for an all-in-one children's storybook creator is an exciting project and aligns perfectly with our expertise. At Doomshell Software Pvt. Ltd., we build feature-rich cross-platform mobile applications that combine intuitive user experiences with scalable architecture. ✔ Flutter or React Native development for iOS & Android ✔ Story writing workspace with chapter management, formatting & AI-assisted writing ✔ Advanced illustration tools including layers, brushes, text overlays, filters & PNG import/export ✔ High-quality PDF, ePub & MOBI export with Amazon KDP-compatible formatting ✔ Secure authentication, cloud storage & optimized performance ✔ Clean, well-documented code, deployment support, source code ownership & comprehensive documentation Our team focuses on delivering production-ready applications that are scalable, user-friendly, and built for long-term success. We'd be delighted to discuss your vision and create a seamless storytelling platform that empowers authors, parents, and educators. Best Regards,
$2,250 USD in 7 days
6.3
6.3

Hello!! You need a polished iOS and Android application where users can write, illustrate, and publish children's storybooks with advanced drawing tools, AI writing assistance, and Amazon KDP-ready PDF, ePub, and MOBI exports, and I can build a smooth, scalable solution that delivers exactly that. Would love to discuss your vision in chat and show how we can bring this creative platform to life. Relevant content creation and mobile application projects have already been delivered, with experience in rich editors, AI integration, media processing, export features, and high-performance cross-platform development that ensures a seamless user experience. • Do you already have a preferred AI service for writing suggestions? • Should users be able to save and edit multiple books at the same time? • Would you like Amazon KDP upload support in the first version or in a later update? Best regards Farhin B
$1,515 USD in 15 days
6.7
6.7

Hi there, Hope you are doing well I'd love to help build your Children's Storybook Creator App for both iOS and Android. My team has extensive experience developing AI-powered mobile applications, creative design tools, and scalable publishing platforms with intuitive UI/UX. Why Choose Us? Strong experience in Flutter, React Native, Node.js, and cloud-based architectures. Expertise in AI integration for content generation and creative workflows. Experience with advanced image editing, canvas-based applications, and multimedia management. Secure, scalable backend with well-documented REST APIs. Complete deployment support for both the App Store and Google Play. Recommended Technology Stack Mobile: Flutter Backend: Node.js (NestJS) Database: PostgreSQL / Firebase Storage: AWS S3 / Cloud Storage AI Integration: OpenAI / Google Gemini Authentication: Firebase Auth / JWT Cloud: AWS or Google Cloud Key Features AI-assisted story writing with chapter management Rich text editor with formatting tools Advanced illustration editor with layers, brushes, filters, text overlays, and PNG import/export High-quality PDF, ePub, and MOBI export Amazon KDP-compatible file generation User accounts and cloud project storage Auto-save and project management Admin dashboard for content and asset management Secure, scalable architecture for future feature expansion Looking forward to working with you. Thanks & Regards, Dheeraj K.
$1,500 USD in 12 days
7.0
7.0

Hi, I read all the requirements carefully, and I believe I'm a great fit for this project. I have 12+ years of experience in mobile application development and have successfully delivered similar Android, iOS, and cross-platform applications across healthcare, fintech, eCommerce, logistics, marketplaces, SaaS, social networking, and AI-powered solutions. Our team specializes in building scalable, secure, and production-ready mobile applications using Flutter, React Native, Swift, Kotlin, Firebase, Node.js, Laravel, AWS, and modern cloud technologies. From UI/UX implementation to backend APIs, payment gateways, push notifications, real-time chat, AI integrations, and App Store/Play Store deployment, we can handle the complete development lifecycle. Based on your requirements, I understand that you're looking for a reliable, high-quality application with an intuitive user experience, scalable architecture, and room for future enhancements. We always focus on writing clean, maintainable code while following industry best practices for security, performance, and scalability. We believe in long-term partnerships rather than one-time projects and always maintain transparent communication throughout development. Let's connect so we can discuss your project in detail and take this discussion to the next level. Thanks
$2,250 USD in 40 days
6.1
6.1

Hello, I hope this message finds you well. I have thoroughly reviewed your project requirements for the Children’s Storybook Creator App and am confident in my ability to deliver exceptional results. The primary objective of this project is to develop a user-friendly mobile application that empowers users to create, illustrate, and publish children’s storybooks seamlessly on both iOS and Android platforms. My approach involves structured requirement confirmation, controlled planning, clean implementation, rigorous testing, and milestone-based transparency to ensure the project's success. With a strong background in Mobile App Development, Android, Flutter, and iOS Development, I am well-equipped to bring your vision to life effectively. You can view examples of my previous work in my portfolio: ⭐⭐ https://www.freelancer.com/u/CodeAnchors ⭐⭐ Before we proceed, could you please share your top priority or key business goal for this project? I invite you to initiate a chat so we can finalize the scope smoothly and efficiently. Best regards, Muhammad Anas Khan
$1,500 USD in 8 days
5.8
5.8

Hello, I've carefully reviewed your requirements and understand you're looking to build a cross-platform children's storybook creation application that enables parents, teachers, and aspiring authors to write, illustrate, edit, and publish complete storybooks from a single mobile app. The platform should combine an intuitive writing workspace, professional illustration tools, AI-assisted content generation, and high-quality export capabilities that produce Amazon KDP-compliant PDF, ePub, and MOBI files. I have already developed content creation platforms, AI-powered applications, publishing systems, creative design tools, and cross-platform mobile applications with complex editing workflows. I recommend building the app using Flutter for a high-performance shared codebase, Node.js (NestJS) for backend services, PostgreSQL, cloud storage, and integrating OpenAI/Gemini for AI-assisted writing. The application will include: Story Writing Workspace with Chapter Management AI Writing Assistance Advanced Multi-Layer Illustration Editor Brushes, Filters & Text Tools PNG Import & Export PDF, ePub & MOBI Export Amazon KDP-Compliant Metadata User-Friendly Publishing Workflow Responsive Cross-Platform UI Complete Source Code & Documentation I also provide 3 months of free post-launch support covering bug fixes and minor enhancements. PLEASE INITIATE CHAT SO I CAN SHARE MY PREVIOUS AI, MOBILE APPLICATION, CREATIVE TOOL, AND PUBLISHING PLATFORM PROJECTS. Best Regards, Nikita Gupta
$1,500 USD in 30 days
5.7
5.7

Hello, Is your team open to using a library for AI-assisted wording suggestions? Would you prefer the front-end to be built with React Native or Flutter? Exciting project for creating storybooks! To bring your vision to life, I'll ensure a fluid user experience with seamless publishing capabilities. The challenge of maintaining high-quality exports for Amazon KDP is notable, and I'll ensure files are compliant for easy publishing. I'll send examples in chat. I'd love to chat and dive into specifics or hop on a quick call to explore the next steps together. Just shoot me a message when you’re ready!
$1,500 USD in 10 days
5.9
5.9

Doha, Qatar
Payment method verified
Member since Aug 1, 2026
$750-1500 USD
$250-750 USD
$40-60 USD
₹1500-12500 INR
₹12500-37500 INR
₹12500-37500 INR
₹12500-37500 INR
$10-30 USD
₹600-1500 INR
$250-750 USD
$250-750 USD
₹12500-37500 INR
₹12500-37500 INR
₹12500-37500 INR
₹1500-12500 INR
₹250000-500000 INR
₹600-1500 INR
₹600-1500 INR
$250-750 USD
$15-25 USD / hour