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I'm looking for an experienced mobile app developer to create a team walking challenge app for both iOS and Android platforms. The app should include the following core features: - Step tracking - Leaderboard - Goal setting - Map markings of walks done by individual team members User authentication is required via email login. Ideal skills and experience: - Proficiency in mobile app development for both iOS and Android - Experience with GPS integration - Strong UI/UX design skills - Backend development for user authentication and data management - Experience in building fitness or tracking apps is a plus Please provide a portfolio of similar work done.
Project ID: 40487693
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109 freelancers are bidding on average $288 AUD for this job

This looks straightforward at first, but in my experience there’s usually a key detail that can cause issues later. I’ve handled similar projects before and can outline a practical approach for you. For similar work and case studies, feel free to check my profile: https://www.freelancer.com/u/Microlent Let me know if you I'd like me to walk you through the plan. – Rajesh Rolen
$140 AUD in 7 days
9.4
9.4

Hello " Lets Gets Started, You are looking for GPS-Based Walking Challenge App I know you have several tempting proposals here, but I guarantee you to be impressed by my work. I have various skills in iOS Development, Graphic Design, Android, iPhone, Backend Development, Mobile App Development, GPS and Android App Development. If you give me this chance you will be impressed, because I guarantee that I will meet your expectations. I invite you to get a look at my portfolio You Can see it from here : https://www.freelancer.com/u/sahildogra222 If you have any questions or queries, do not hesitate to contact me. I hope to start working with you. With regards! Sahil
$30 AUD in 1 day
8.4
8.4

Hello!! " GPS-Based Walking Challenge App " I have similar kind of expertise and work experience. I am having more then 10+ years of experienced in programming and i believe that i can start working step by step and achieve the project goal in short time frame. I am interested in this project. Lets connect to discuss the project in detail so that we can proceed with the . Thanks
$200 AUD in 7 days
8.4
8.4

Interesting project, I will build your team walking challenge app — step tracking, leaderboard, goal setting, and GPS map markings — using Flutter for a single codebase across iOS and Android. For accurate step counting without draining battery, I will combine the device pedometer sensor with periodic GPS sampling only during active walks — this keeps tracking reliable while preserving battery life. Questions: 1) How will teams be formed — admin-assigned or user-created invite links? 2) Do you need real-time leaderboard updates or daily refresh? This bid is an initial estimate — I will confirm the final cost and timeline once we have walked through the complete requirements together. Ready to start whenever you are. Kamran
$90 AUD in 5 days
8.2
8.2

Hi there, I have got an opportunity to work on walking, fitness, and activity-tracking applications, so I understand how important accurate step tracking, leaderboards, goals, and location-based activity visualization are for user engagement which i can share. So I can build your team walking challenge app with step tracking, goal setting, leaderboards, GPS-based walk mapping, email authentication, and a backend to manage users, teams, and activity data across both iOS and Android. I will need the challenge rules, team structure, scoring logic, and any design preferences from your side so I can align the app flow accordingly. I would request to connect for a quick discussion and understand the complete challenge workflow before getting started. Thanks, Rahul A.
$180 AUD in 22 days
8.0
8.0

Hi, We at Doomshell Software Pvt. Ltd., with 20+ years of experience in mobile app development, GPS-based tracking systems, and scalable backend solutions, would love to build your GPS-Based Walking Challenge App for iOS and Android with a focus on accuracy, engagement, and real-time performance. Our approach: Cross-Platform Mobile App Development • iOS & Android app using Flutter / React Native • Smooth, responsive UI/UX designed for daily fitness engagement GPS & Step Tracking System • Real-time step tracking using device sensors / health APIs • GPS route mapping for walking paths • Accurate distance and activity logging Gamification & Engagement • Team-based leaderboards with live scoring • Goal setting (daily/weekly challenges) • Notifications to boost participation Backend & User System • Secure email-based authentication • Scalable backend for storing routes, steps, and rankings • Admin controls for managing teams and challenges Maps & Data Visualization • Google Maps integration for route tracking • Visual history of user/team walking paths Quick questions: • Do you want real-time leaderboard updates or periodic sync-based updates? • Should the app support wearable integrations (Apple Watch / Google Fit)? We’re ready to turn your idea into a high-engagement fitness platform that keeps users active and competitive. Best regards Doomshell Software Pvt. Ltd.
$330 AUD in 7 days
7.7
7.7

As an experienced Full Stack Developer and Software Engineer, I possess a highly relevant skillset that would make me an exceptional fit for your GPS-Based Walking Challenge App project. Having developed numerous apps for both iOS and Android platforms, I’m extremely comfortable with the demands of this task. My proficiency in GPS integration combined with the target survey app experience I have had in my career will ensure that I can perfectly fit into your requirements. Understanding how important user authentication is for the security and reliability of an app, I have successfully implemented email login systems in the past. Furthermore, my skills in backend development will come in handy while ensuring seamless data management for your app. In addition to delivering top-notch UI/UX designs in all my projects, my focus on creating scalable and high-performing products perfectly aligns with the core goals of your project. While we are at it, I believe my strong management skills, creative problem-solving approach, and adherence to deadlines will bring great value to our collaboration. Feel free to explore my portfolio; it should provide you with further assurance of my capabilities. Let's make this impactful fitness tracking app!
$150 AUD in 7 days
6.9
6.9

Hi, Your walking challenge app is a great fit for our expertise in fitness, GPS tracking, and cross-platform mobile development. We can build a modern iOS and Android application using Flutter with features including: ✔ Step Tracking & Activity Monitoring ✔ Team & Individual Leaderboards ✔ Goal Setting & Progress Tracking ✔ GPS Route Mapping & Walk History ✔ Email Authentication & User Profiles ✔ Real-Time Data Sync ✔ Admin Dashboard & Analytics ✔ Clean, Engaging UI/UX Design We recommend Flutter + Firebase for a scalable, cost-effective solution that delivers native-like performance on both platforms. Our focus is on creating an engaging experience that motivates participation while providing accurate tracking, reliable data synchronization, and easy team management. I'd love to discuss your challenge format, team structure, and reporting requirements to provide a detailed roadmap and timeline. Best Regards, Kumar Chauhan
$240 AUD 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
$140 AUD in 7 days
7.0
7.0

Hi There!!! ★★★★ (GPS-based team walking challenge mobile app with step tracking, leaderboard, and real-time route mapping for iOS & Android) ★★★★ I’ve carefully reviewed your project and understand you need a cross-platform mobile app that tracks steps, supports GPS-based walking routes, enables team challenges with leaderboards, and includes goal setting features. The app also requires email-based authentication and accurate mapping of each user’s walk activity. Services based on your requirements: ⚜ Cross-Platform Mobile App Development (iOS & Android) ⚜ GPS Tracking & Route Mapping Integration ⚜ Step Tracking & Activity Monitoring System ⚜ Leaderboard & Team Challenge Logic ⚜ Email Authentication & User Management ⚜ Backend API & Database Development ⚜ UI/UX Design for Fitness Apps I have experience building mobile applications with real-time tracking, location services, and user engagement features like leaderboards and activity dashboards. I enjoy creating interactive fitness-style apps where performance data and user motivation are core. My approach would be to implement secure authentication first, integrate GPS and step tracking APIs, build scalable backend services, and design a clean, engaging UI that encourages daily activity and team participation. I’d be happy to discuss your idea further and share relevant work examples of similar tracking and fitness-based applications. Looking forward to working together. Warm Regards, Farhin B.
$110 AUD in 10 days
6.8
6.8

Hi, We’ve developed several fitness apps with GPS tracking and step counting, including a team-based walking app that integrates with Apple Health and Google Fit. We also built a web app for team managers to create challenges and monitor user activity. For your project, we can use a combination of native and hybrid development to deliver a fully optimized solution. We also have dedicated UI/UX designers who can create engaging, user-friendly designs. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit. I usually respond within 10 minutes. I’m eager to learn more about your exciting project. Best regards, Adil
$154 AUD in 7 days
6.3
6.3

Hi there, I understand you’re building a GPS-based team walking challenge app for iOS and Android with step tracking, a leaderboard, goal setting, and map markings of walks, plus email-based authentication. I can deliver a polished, scalable solution with a strong UX and robust backend. Solution in bullets: - End-to-end mobile app (iOS and Android) with accurate step tracking, GPS-based path mapping, and live leaderboard. - Email authentication backend, user management, and secure data syncing. - Geo-aware map features showing marked walks and team routes with privacy controls. - Intuitive UI/UX design focused on onboarding, goals, and social features. - Lightweight, scalable backend (APIs, data models, analytics) with security best practices. - Clean, maintainable codebase with CI/CD-ready deployment for both platforms. Deliverables: - Native-like cross-platform app with GPS integration, real-time leaderboard, and map visualization. - Backend for auth, user data, goals, teams, and walk history. - Admin dashboard for team management and leaderboard adjustments. - Design system and responsive screens for iOS/Android. - Documentation and basic analytics. Budget + timeline: Based on budget range (AUD 30-250), I can scope a 3-4 week MVP with core features. Proposed total: 250 AUD, or we can adapt to your final scope and milestones. Estimated delivery: 21-28 days depending on refinement and QA. Why me: I’m a Full-Stack Digital Expert with strong mobile development, GPS integra
$190 AUD in 3 days
5.8
5.8

Hello! As per your project post, you’re looking to build a GPS Team Walking Challenge Application that encourages participation through step tracking, team competition, goal achievement, and route visualization. The goal is to create an engaging fitness platform where users can track their activity, compete with teammates, monitor progress toward goals, and view completed walks on an interactive map. My focus will be on delivering a scalable cross platform mobile application, featuring: secure email based authentication, automatic step tracking integration, individual and team leaderboards, personal and team goal setting, GPS route recording and map visualization, walk history, user profiles, challenge management, push notifications, progress analytics, and an admin panel for managing users, teams, and challenges. The app will ensure accurate activity tracking. I specialize in mobile app development using Flutter and React Native, fitness and activity tracking applications, GPS and map integrations, real time data synchronization, cloud backends, and scalable SaaS architectures. My focus will be on building a reliable and intuitive platform that promotes user engagement. Let’s connect to review the challenge structure, team management requirements, activity tracking preferences, and future roadmap so we can define the best architecture for both the MVP and long term growth. Best regards, Nikita Gupta.
$300 AUD in 28 days
5.7
5.7

Hello! As a seasoned mobile app developer with over 9 years of experience building cross-platform fitness and tracking apps, I specialize in GPS integration, step tracking, and real-time leaderboards for iOS and Android. Here's how I can help: - Build a team walking challenge app with step tracking, leaderboards, goal setting, and GPS map markings of individual walks - Implement email login authentication with backend data management for user profiles and challenge history - Deliver a clean, intuitive UI/UX with real-time sync across both platforms using React Native or Flutter (your preference) I've built similar fitness tracking apps with team challenges. Quick questions: Should step data sync from Apple Health/Google Fit or rely on device sensors? Also, expected team size per challenge? I can share portfolio examples of past fitness apps. Timeline: 6-8 weeks for MVP.
$140 AUD in 7 days
5.4
5.4

As a mobile app developer with a decade-long experience, I bring all the necessary skills required for your GPS-Based walking challenge app project. I have an impressive background in both iOS and Android development which will ensure seamless compatibility for all users. My proficiency in GPS integration is crucial for your project as it's the core functionality of your app, guaranteeing accurate measurement and mapping of walks done by individual team members. Furthermore, my strong UI/UX design skills will deliver an elegant and engaging layout that will keep your users coming back for more. Not only do I specialize in creating user-focused designs, but I also have deep knowledge in backend development for user authentication and data management - absolutely essential for any user-based app such as yours. To top it off, while not explicitly requested, I see great value in my SEO expertise for this project; it could help optimize your app's visibility in respective app stores. In addition to my skills and experience, my approach to work is what sets me apart from others. My aim is to deliver exactly what you envision, on-time and within budget without sacrificing quality. With over 100 successful projects under my belt, I am confident that I possess the right blend of capabilities and understanding of your needs to bring your ideal walking challenge app to life. Let's work together to create something amazing that will revolutionize team fitness challenges!
$140 AUD in 7 days
5.1
5.1

Hey there, I'm Vishal Maharaj, an iOS and Android app developer with 25 years of experience based in Perth, Australia. I'm passionate about taking on your GPS-Based Walking Challenge App project. I understand the need for step tracking, leaderboards, goal setting, and map markings. My approach involves integrating GPS for accurate tracking, implementing a user-friendly interface, and ensuring seamless backend development for user authentication. Let's discuss further details in chat. Cheers, Vishal Maharaj
$250 AUD in 7 days
5.0
5.0

Hi, I have 8+ years of hands-on mobile development experience, including real-time and location-based applications such as taxi booking systems using Google Maps, as well as fitness and training platforms with activity tracking, scheduling, and progress monitoring. I’ve also developed a fitness application called **Mr. DC DocCoach**, which includes: • Walking, running, and cycling activity tracking • Live GPS route tracking on maps • Calorie and fitness calculations • Progress charts and analytics Your walking challenge app requires many of the same core technologies, including: • Step tracking integration • Team leaderboards and rankings • Goal setting and achievement tracking • GPS-based walk mapping and route visualization • Email-based user authentication • Backend for user, team, and challenge management Based on the requirements, I would recommend a scalable architecture with a dedicated admin panel to manage users, teams, challenges, and reporting. I work with an experienced team covering backend development, native iOS (Swift), Android (Kotlin), and cross-platform technologies, allowing us to choose the best solution for performance, timeline, and budget. I’d be happy to discuss the challenge structure, leaderboard rules, and reporting requirements in more detail and share relevant examples of similar work. Thanks, Abubakar G.
$140 AUD in 7 days
5.0
5.0

Building a team walking challenge app like this usually sounds simple on paper, but the tricky part is making step tracking and GPS mapping feel consistent across both iOS and Android without draining battery or drifting accuracy. I’d start by locking down authentication first — email login with something like Firebase Auth or a lightweight custom backend if you need more control — then structure user/team relationships so every step and route has a reliable owner from day one. For tracking, I’d implement background step counting using native sensors, then sync aggregated data periodically rather than constantly, which keeps performance stable. GPS walks would be recorded as compressed polylines so the map stays smooth instead of noisy dots everywhere. Leaderboards and goals would sit on top of that same dataset, recalculating in near real-time but cached to avoid lag when teams scale. I’ve built similar tracking-heavy flows in a fitness-style module during a React Native project (Zipline stack), where battery efficiency and sync conflicts were the biggest pain points, so I’d reuse that same event batching approach here. One thing I’d improve is adding “activity verification smoothing” so small GPS jumps don’t falsely inflate distance. Is there already a backend in mind, or should I propose the full stack from scratch?
$140 AUD in 7 days
5.0
5.0

✋ Hi There!!! ✋ The Goal of the project:- Develop a GPS-based team walking challenge application for iOS and Android with activity tracking, team engagement, and real-time performance insights. I carefully reviewed your requirements and understand that you need a cross-platform mobile app featuring step tracking, team leaderboards, goal setting, GPS-based walk mapping, secure email authentication, and a reliable backend for user and activity management. I would recommend Flutter with Firebase to ensure excellent performance, scalability, and a consistent experience across both platforms. With 9+ years experience as a full stack developer, I can deliver a user-friendly and scalable fitness application with accurate tracking and engaging team-based features. 1. Step tracking, GPS route mapping, and individual walk visualization for team members. 2. Team leaderboards, goal-setting functionality, and secure email-based user authentication. 3. UI design, backend development, database management, testing, deployment support, and full source code delivery. I have worked on location-based, fitness tracking, and mobile engagement applications involving GPS integration, analytics, and real-time data synchronization. Estimated MVP development timeline would be approximately 4 to 6 weeks depending on final requirements. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$111 AUD in 11 days
5.0
5.0

I have read your job post and I would love to help build your team walking challenge app. I am a Mobile App Developer with experience in Flutter, React Native, GPS tracking, fitness applications, backend development, and user authentication systems. I have worked on mobile apps that involve activity tracking, location services, leaderboards, user management, and real-time data synchronization. My approach is to build a simple and engaging application where users can track their steps, set goals, view team rankings, and visualize completed walks on a map. The solution will include email-based authentication, step tracking integration, team leaderboards, personal and team goals, GPS-based route mapping, user profiles, and an admin-friendly backend for managing data. The app will be designed to work smoothly on both iOS and Android with a clean and user-friendly interface. I will also provide testing, deployment support, documentation, and assistance with App Store and Google Play submissions.
$140 AUD in 7 days
4.6
4.6

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