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I need a mobile app for both iOS and Android to collect user consents. The app should be user-friendly and secure. Key Requirements: - Cross-platform compatibility (iOS and Android) - Secure user authentication - Intuitive UI/UX for easy consent submission - Backend integration to store and manage consents Ideal Skills: - Experience in mobile app development - Proficiency in UI/UX design - Knowledge of secure authentication methods - Experience with backend integration
Project ID: 40424045
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225 freelancers are bidding on average $588 USD for this job

➰➰ EXPERIENCED CROSS-PLATFORM MOBILE APP DEVELOPER SINCE 8+ YEARS Hi there, ✋Based on your requirements, I would love to help you build a secure and user-friendly consent collection app for both iOS and Android. I have strong experience in developing cross-platform apps with secure authentication, clean UI/UX, and reliable backend integration for sensitive data handling. I can deliver a simple, fast, and highly secure system where users can easily submit consents while everything is safely stored and managed in the backend. ⭕ Do you need users to digitally sign consent forms or just select/confirm options? ⭕ Should admins be able to export consent records (PDF/CSV)? ⭕ Do you require compliance features (GDPR / HIPAA-style audit logs)? ⚡I can keep the app extremely lightweight, secure, and easy to scale while ensuring a smooth user experience for all users. ➰Let’s discuss this in detail via call or chat. Thank you ?
$500 USD in 7 days
10.0
10.0

Dear Client, I’m Muhammad Awais, ready to build your Cross-Platform Consent Collection App for iOS and Android. I will deliver a secure, intuitive, and reliable solution with a robust backend to store and manage consents, seamless cross-platform performance, and a user-friendly UI that makes consent submission effortless. Understanding your needs, I will: implement secure authentication, design a crisp UI/UX for consent flows, ensure cross-platform consistency, and integrate a scalable backend with data integrity and audit trails. I will use a modern tech stack suitable for iOS and Android, focusing on security, performance, and accessibility. Deliverables will include source code, documentation, and deployment guidance. I will keep you involved with milestones and invite feedback at each stage. What questions I have for you to tailor the approach: What authentication method do you prefer (e.g., OAuth2, JWT, MFA) and what backend will host the data? Do you require any compliance features (GDPR, CCPA) and how should consent data be structured for audits? Should the app support offline consent capture with subsequent sync when online, and how should conflicts be resolved? What backend architecture and database do you prefer (e.g., REST or GraphQL, SQL vs NoSQL)? Any integration needs with existing systems (CRM, marketing tools, or identity providers)? What level of analytics and reporting is needed (dashboards, export formats)? What devices and OS versions are in scop
$750 USD in 13 days
9.0
9.0

Hello, Regarding your project, i would like to discuss the app features in detail to better understand your requirements. i am a mobile applications developer and i have more than 8 years of experience developing mobile applications with backend services. i have completed more than 525 projects either local or internet based. i am super confident i will provide you best quality software services on time and on budget. Let's chat to proceed.
$400 USD in 15 days
8.9
8.9

A CONSENT PLATFORM MUST BE SIMPLE FOR USERS BUT BUILT WITH ENTERPRISE-LEVEL SECURITY AND SCALABILITY — THAT’S EXACTLY THE APPROACH WE TAKE. With 12+ years of experience in mobile and backend development, we can build a secure, user-friendly consent collection application for both iOS and Android with a clean workflow and reliable backend infrastructure. Recommended Stack: • Mobile App: Flutter or React Native (single scalable codebase for iOS & Android) • Backend: Node.js / Express or Firebase • Database: PostgreSQL or MongoDB • Authentication: JWT, OAuth, biometric support, or OTP login • Cloud Deployment: AWS / GCP / Firebase Core Features: • Secure user registration & authentication • Simple and intuitive consent submission flow • Digital consent history & status tracking • Backend dashboard/API for consent management • Encrypted data storage & secure API communication • Mobile-responsive and optimized UI/UX • Scalable architecture for future integrations Additional Enhancements We Recommend: • PDF consent generation • E-signature support • Audit logs & timestamp tracking • Push notifications/reminders • Multi-language support We focus heavily on security, maintainable architecture, and smooth user experience to ensure the app remains scalable and production-ready from day one. Available to start immediately with milestone-based delivery and regular progress updates.
$270 USD in 7 days
8.4
8.4

Hi there To build a secure consent collection app, the most critical part is making every consent submission easy for users but fully traceable in the backend. I’ll approach this by creating a cross-platform app with secure authentication, a clean consent submission flow, backend storage, and a structure for managing consent records safely. The consent data should include the user, consent type, timestamp, form version, device/session context, and current status, so the system can prove what was agreed to and when. This means I understand the app needs more than a simple form. It needs clear UX, protected data, reliable backend integration, and a consent history that can support audits or future policy changes. My process starts with the consent workflow and data model, then moves into mobile screens, authentication, backend APIs, storage, security checks, testing, and documentation. If it aligns with you, let’s discuss in detail via private chat.
$500 USD in 7 days
7.1
7.1

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
$500 USD in 7 days
7.0
7.0

⭐⭐⭐⭐⭐ Proposal for Cross-Platform Consent Collection App Dear Valuable Client, CnELIndia is excited to deliver a secure, user-friendly mobile app for iOS and Android to collect user consents efficiently. We fully align with your requirements: cross-platform compatibility, secure authentication, intuitive UI/UX, and robust backend integration. Our skilled team brings proven expertise in Flutter development, UI/UX design, OAuth/biometric security, and backend services using Firebase/AWS. How CnELIndia Team Will Help You Succeed: Step 1: Complete detailed requirements analysis and wireframes within Week 1. Step 2: Build and integrate frontend/backend in parallel over 5 weeks with secure data storage. Step 3: Conduct thorough security, usability, and cross-device testing in Week 6. Step 4: Deploy to App Store and Play Store, followed by 3 months of free maintenance and training. This structured approach ensures timely, compliant delivery within your budget. We look forward to starting immediately.
$500 USD in 7 days
7.1
7.1

Hello, I will develop your CONSENT COLLECTION 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
$250 USD in 22 days
6.6
6.6

Hello, I'm Kausar, a seasoned designer and developer with a focus on creating user-friendly interfaces and secure backend systems. With over 7 years of experience in design and development, I have successfully completed numerous projects across different countries. For your Cross-Platform Consent Collection App, my approach would be to first understand your brand and user requirements before diving into design and development. I specialize in creating intuitive UI/UX designs and integrating secure authentication methods for a seamless user experience. You can view some of my recent work in my portfolio: https://www.freelancer.com/u/dfordesigners I am excited about the opportunity to work on this project and deliver a solution that meets your needs. Looking forward to discussing further details with you. Thank you.
$350 USD in 3 days
6.7
6.7

Hello, I am excited about the opportunity to develop a cross-platform consent collection app for both iOS and Android. With my extensive background in mobile app development and user experience design, I can create a user-friendly app that meets your needs. I understand that user consent collection is crucial, and I will ensure the app is intuitive and efficient. My experience includes working with various frameworks and back-end technologies, which will allow me to deliver a robust solution. To better tailor the app to your requirements, I have a few questions: Q1: What specific user consents are you looking to collect through the app? Q2: Do you have any design preferences or branding guidelines for the app? Q3: What is your desired timeline for the project completion? I look forward to discussing this project further and helping you bring your vision to life! Best regards.
$500 USD in 6 days
6.6
6.6

Hi, I can build a secure and user friendly cross platform mobile app for collecting and managing user consents across iOS and Android. I recommend using React Native or Flutter to maintain a single codebase while ensuring smooth performance and scalability. The app will include secure authentication, an intuitive interface for submitting consents, and a robust backend to store and manage records safely. I can also implement features like digital signatures, audit logs, and encrypted data handling to ensure compliance and trust. The focus will be on simplicity for users, strong security practices, and a scalable architecture that can grow with your needs. You will receive a clean, well documented solution ready for deployment and future expansion. Best, Justin
$500 USD in 7 days
6.3
6.3

Hi I can build a secure cross-platform mobile app for iOS and Android that allows users to submit, review, and manage consent records through a simple and intuitive interface. The main technical challenge is making sure each consent is tied to the correct authenticated user, stored securely, and remains easy for admins to access and manage. I would recommend Flutter or React Native for the mobile app, with a scalable backend using Node.js, Firebase, or Supabase depending on your preferred infrastructure. The app can include secure login, consent form workflows, timestamped submissions, encrypted backend storage, admin access, and clear consent history tracking. I can also design a clean UI/UX so users can complete consent submission quickly without confusion. The final solution will be structured for security, reliability, and future expansion if you need more consent types or reporting features later. Thanks, Hercules
$500 USD in 7 days
5.9
5.9

We are a full-stack professional team with over 10 years of experience in mobile app development, UI/UX design, backend systems, and secure digital solutions across iOS and Android platforms. For your consent collection app, we will build a clean, intuitive, and fully secure cross-platform solution that ensures smooth user experience and reliable data handling. The app will include secure authentication, a user-friendly interface for quick consent submission, and a robust backend system to store, manage, and retrieve data safely in real time. Our focus is on simplicity, security, and performance—ensuring users can complete actions effortlessly while maintaining full compliance and data integrity. We design scalable architectures that integrate seamlessly with modern backend technologies and APIs. In addition to development, our team brings strong expertise in design, automation, and multimedia production, allowing us to deliver polished, production-ready solutions. We are fluent in both Arabic and English, ensuring clear communication throughout the project. Ready to deliver a secure, high-quality mobile solution tailored to your exact requirements.
$500 USD in 7 days
6.2
6.2

Ladies and gentlemen, those are your requirements, and I can deliver on them. As the owner of Einnovention, I have successfully developed 248 projects with a 4.9/5 rating on Freelancer. Trusting me with your app development is choosing unparalleled expertise with a touch of class everything that Einnovention offers – free consultation, unlimited revisions until full satisfaction, and free support for two weeks post-delivery. My team encompasses 25+ developers, designers, and digital experts who've honed their skills in creating secure, scalable cross-platform mobile apps such as yours. With in-depth knowledge in UI/UX design and secure authentication methods plus experience in backend integration, we have got you fully covered. Apart from meeting your project's key requisites - cross-platform compatibility and secure user authentication - our expertise beats deep under deploying intuitive submissions{' '}
$500 USD in 7 days
6.3
6.3

Hi There!!! ★★★★ ( Secure cross-platform consent collection app with strong authentication, clean UX flow, and scalable backend integration ) ★★★★ I’ve carefully reviewed your project and understand you need a secure iOS and Android application for collecting user consents with a simple, intuitive interface and reliable backend storage. The focus is on usability, security, and smooth cross-platform performance. ⚜ Cross-platform mobile app development (Flutter/React Native) ⚜ Secure authentication & user session management ⚜ Clean UI/UX for fast consent submission flow ⚜ Backend API integration for consent storage ⚜ Database design & secure data handling ⚜ iOS & Android deployment setup ⚜ Performance & security optimization I have experiance building secure mobile applications with authentication systems, backend integrations, and clean UX flows using Flutter, React Native, and Node.js. I focus on making apps simple for users while ensuring data security, scalability, and smooth real-world performance. For your app, I would design a minimal consent flow with strong encryption practices, reliable API structure, and easy admin-side data management. I’d be happy to discuss the tech stack and architecture in detail. Warm Regards, Farhin B.
$259 USD in 10 days
6.6
6.6

Hello, With 4 years of experience in Mobile App Development, Backend Development, and iOS Development, I am well-equipped to handle your project. I understand your need for a user-friendly and secure mobile app for consent collection. I am confident in providing a professional solution that meets all your requirements, including cross-platform compatibility, secure user authentication, intuitive UI/UX, and seamless backend integration. I have thoroughly reviewed the project requirements and believe that my expertise in Mobile App Development, iOS, Android, UI/UX, and Backend Development aligns perfectly with what you are looking for. Let's connect in chat to discuss how I can bring your project to life. Looking forward to the opportunity to collaborate. Best regards, Taimoor from Pixels Soft
$500 USD in 7 days
5.6
5.6

As an experienced Full Stack Developer with specialization in Flutter and React Native, I am confident that I can deliver a powerful and user-friendly Cross-Platform Consent Collection app that meets all your requirements. My extensive knowledge in UI/UX design ensures an intuitive, easy-to-use interface for your users to submit their consents seamlessly. And my expertise in authentication methods will keep their data secure. I also bring solid experience in backend integration which would be critical in storing and managing the consents securely. In fact, I have successfully developed and deployed more than 30 mobile applications using Flutter and React Native, few of which includes a real estate app, a direct sales app, a cryptocurrency app and a few others. You can find all my apps on play stores and apple stores using the links I provided. I believe my skills, experience, exemplary track record, reputation for turning clients' ideas into reality, plus my passion for driving user engagement through fantastic UI/UX will make me an outstanding fit for this project. So let's connect and bring this incredible cross-platform consent collection app to life!
$500 USD in 7 days
6.2
6.2

Hello! As per your project post, you’re looking to build an Consent Collection Mobile Application for iOS and Android that allows users to securely submit and manage consent information through a simple and user friendly experience. The goal is to create a secure, scalable, and easy to manage platform with reliable authentication and backend integration for consent storage and management. My focus will be on delivering a complete consent management application, featuring: secure user authentication and account workflows, intuitive mobile UI/UX for quick consent submission, backend integration for storing and managing consent records, role based access for administrators if required, secure API communication and encrypted data handling, responsive cross platform performance for iOS and Android, consent history tracking, notification or confirmation workflows, and scalable architecture for future feature expansion. I specialize in building secure cross platform mobile applications using Flutter or React Native with scalable backend technologies like Node.js, Firebase, and cloud infrastructure, focusing on authentication systems, secure data management, API integrations, and production ready mobile experiences. Let’s connect to review the consent workflow, backend requirements, and compliance expectations so we can define the MVP scope and technical architecture. Best regards, Nikita Gupta.
$300 USD in 22 days
5.5
5.5

Hi! I specialize in cross-platform mobile apps for secure data capture with 9+ years of experience in React Native, Flutter, and backend systems for authenticated user workflows. Here's how I can help: * Build iOS & Android app with clean consent flow UI * Secure authentication (JWT/Firebase/Auth systems) * Backend integration for storing and managing consents * Intuitive UX for fast, compliant data collection I focus on secure, scalable apps with simple user experience. Do you prefer React Native or Flutter for cross-platform development, or should I recommend based on your backend setup?
$500 USD in 7 days
5.2
5.2

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I have developed several cross-platform mobile applications that enabled secure user authentication and smooth data submission, making the user experience seamless and efficient. From my experience, the most crucial part of this project is ensuring robust security in authentication while maintaining an intuitive and simple UI/UX. Approach: ⭕ Develop a secure authentication system using best practices for both iOS and Android. ⭕ Design a clean, intuitive UI/UX to facilitate effortless consent submission. ⭕ Implement backend integration to securely store and manage user consents. ⭕ Test extensively on multiple devices for seamless performance across platforms. ❓ Could you please specify which backend technology you prefer for storing consents? I am confident in delivering a professional, secure, and user-friendly consent collection app that meets your requirements flawlessly. Looking forward to working with you. Best regards, Nam
$550 USD in 5 days
5.2
5.2

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