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I need a complete cross-platform card game app that runs smoothly on both iOS and Android and lets players face off in real-time multiplayer matches. You will take the idea from blank screen to store-ready builds, handling everything from the game loop and UI to the networking that keeps every device in sync. I’m open on the specific engine or framework—Unity, Flutter, React Native, or another tool you prefer—as long as the end result feels native, loads fast, and can scale to many concurrent users. Alongside the mobile clients, I’ll need the lightweight back-end services required for real-time gameplay, player authentication, basic matchmaking, and an admin panel where I can tweak game parameters and monitor active sessions. Deliverables: • Fully functional iOS and Android apps (source code included) • Back-end code and deployment guide • Testflight / internal track builds followed by store-ready releases • Brief hand-off documentation so I can maintain and update the game moving forward To wrap up the project, I’ll play a few live matches on each platform; once the gameplay is stable, the UI is polished, and the apps pass App Store and Google Play submission checks, we’re done. If this sounds like a build you can knock out efficiently, let’s talk timeline and milestones.
Project ID: 40507251
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108 freelancers are bidding on average $15 USD/hour for this job

With regards to your multiplayer card game app, I guarantee you that no game development team is better placed to take up this task than Falcon Interactive. Our rich experience, having developed over 300 sophisticated games across different platforms, combined with our status as official Microsoft XBOX developers and our deep involvement in the mobile gaming scene, make us the ideal fit for your project. Our unity of purpose has seen us maintain the highest development standards throughout our projects, resulting in not just a quality product but one that often outperforms competitors. This commitment to excellence will undoubtedly be reflected in your app, from its smooth game loop and user interface design to the backend services like real-time gameplay and player authentication. Also, we understand that your game has to pass strict submission checks on both App Store and Google Play before being made available to users. Being conversant with these requirements as industry players, we can ensure that your app will be successfully vetted and ultimately available to millions of card-game enthusiasts worldwide. Let Falcon Interactive enhance your gaming ambitions whilst surpassing user expectations and industry standards.
$65 USD in 40 days
9.2
9.2

Hi I can build your cross-platform real-time multiplayer card game from concept to store-ready iOS and Android releases. My experience includes Unity, Flutter, React Native, WebSockets, Node.js/NestJS, Firebase/Supabase, PostgreSQL, Redis, player authentication, matchmaking, and real-time game state synchronization. The main technical challenge is keeping both players perfectly synced during live matches while preventing disconnect issues, invalid moves, latency problems, and server/client state conflicts. I would solve this with an authoritative backend, structured game loop, secure move validation, reconnect handling, matchmaking queues, and clean event-based networking. The mobile app will include polished gameplay screens, smooth animations, onboarding, login, match flow, and responsive UI for different device sizes. The backend can support authentication, active session tracking, game parameters, admin controls, and deployment documentation for future scaling. You will receive full source code, backend services, deployment guide, TestFlight/internal track builds, store-ready releases, and clear handoff notes. Thanks, Hercules
$50 USD in 40 days
6.8
6.8

Hey, I will build your real-time multiplayer card game — game loop, UI, networking, matchmaking, and admin panel — with store-ready builds for both platforms. I will use Flutter with Firebase for auth and Firestore for real-time state sync, which keeps latency low and scales well without managing dedicated game servers at this stage. Questions: 1) What card game is this — an original design with custom rules, or a known game like poker or UNO? 2) How many concurrent players per match are you targeting? Ready to start whenever you are. Kamran
$15 USD in 40 days
7.4
7.4

I’ve built real-time multiplayer apps before, including turn-based and fast-sync game loops, so this is right in my lane. You’re essentially looking for a clean end-to-end build: smooth gameplay, reliable real-time sync, and a backend that won’t fall apart under concurrent matches. I’d approach this with Unity for consistent cross-platform performance, paired with a lightweight Node.js backend (WebSockets) for real-time state sync, auth, and matchmaking. This keeps gameplay responsive and scalable without overengineering. I’ll handle: • Core game loop + responsive UI • Real-time multiplayer sync (low latency, conflict-safe turns) • Auth + matchmaking + admin controls • Clean builds, store submission, and handoff docs One thing to get right early: how strict the game state authority is (server vs client). That directly affects fairness and cheating prevention. Do you already have rules/game logic finalized, or should I help define that as well?
$12 USD in 5 days
6.6
6.6

Hi, I noticed your project and I think my experinece with Mobile apps and Backend will be great fit for you! Let's hop on a quick call to discuss details :)
$15 USD in 40 days
6.6
6.6

Dear , We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time. We are 25 years in this business and our technical specialists have strong experience in Mobile App Development, iPhone, Android, Unity 3D, iOS Development, Backend Development, Android App Development, Unity and other technologies relevant to your project. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards, Sales department Tangram Canada Inc.
$25 USD in 5 days
7.5
7.5

Hi there, We’ve developed several multiplayer card games, including a rummy game with real-time multiplayer features and a fully functional admin panel. We understand the importance of a smooth, engaging experience for players, and we can deliver a product that meets your expectations. For your project, we can use Unity with Photon for fast-paced gameplay and a native feel. Alternatively, we can use Flutter with WebSockets for a more cost-effective solution. Both options are equally capable of delivering a high-quality product. We also offer a dedicated backend developer at no extra cost, ensuring that both frontend and backend are optimized for performance. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit for your needs. Best, Adil
$15 USD in 40 days
5.9
5.9

Dear Client, I’m Md Toriqul Islam, an experienced full-stack and mobile application developer with 10+ years of expertise in multiplayer systems, mobile apps, and scalable backend architecture. I understand you need a complete cross-platform card game with real-time multiplayer gameplay, matchmaking, authentication, admin controls, backend services, and App Store/Google Play deployment. I have experience developing interactive mobile applications, real-time systems, API-driven platforms, and scalable cloud-based solutions focused on performance, reliability, and user engagement. My skills in Unity, Flutter, Node.js, Firebase, WebSockets, REST APIs, multiplayer architecture, and cloud deployment ensure quality delivery. I’m ready to start immediately and would be happy to discuss your game concept, timeline, and milestones further. Looking forward to hearing from you. Best regards, Md Toriqul Islam
$8 USD in 40 days
5.5
5.5

✋ Hi There!!! ✋ The Goal of the project:- Develop a scalable real-time multiplayer card game for iOS and Android with smooth gameplay, reliable backend services, matchmaking, and store-ready deployment. I carefully reviewed your project requirements and understand that you need complete end-to-end development from game logic and UI design to real-time networking, player authentication, matchmaking, admin panel creation, deployment, and app store releases with full source code and documentation. With 9+ years experience as a full stack developer, I am the best fit because I have delivered multiplayer applications and backend systems focused on performance, scalability, and seamless user experiences. 1. Build cross-platform iOS and Android game clients with polished UI and responsive gameplay. 2. Develop backend services for real-time synchronization, authentication, matchmaking, and session management. 3. Deliver store-ready builds, deployment guides, testing, and maintenance documentation. I also provide UI design, database management, quality testing, admin panel development, deployment support, and full source code delivery. I have completed similar multiplayer gaming and real-time mobile application projects with scalable backend architectures. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$8 USD in 40 days
5.0
5.0

Hello, I can develop your complete real-time multiplayer card game from concept to App Store / Google Play release. I have strong experience building cross-platform mobile apps with real-time gameplay, networking, and backend systems that stay in sync across devices. I would typically use Unity (for best performance and scalable multiplayer game logic) or an equivalent cross-platform engine depending on your preferences. I will handle the full stack: game loop, UI/UX, matchmaking, authentication, and a lightweight backend for real-time sessions plus an admin panel for game control and monitoring. Deliverables include fully functional iOS/Android apps, backend services with deployment setup, test builds (TestFlight / internal testing), and final store-ready releases with documentation for future updates. I can start immediately and define clear milestones for fast, structured delivery. Best regards
$8 USD in 40 days
4.4
4.4

Hello, I am Haseeb, a Full Stack Developer | AI Solutions Architect | Web & Mobile Application Expert with 7 years of experience in Backend Development and Android App Development. I have thoroughly understood your requirement for a cross-platform multiplayer card game app. I specialize in creating scalable and high-performance applications using Unity, Flutter, React Native, and other tools. You can view my portfolio here: https://www.freelancer.com/u/haseebsidd07 I would love to discuss your project further in chat. Best regards, Haseeb.
$12 USD in 40 days
4.5
4.5

Dear Hiring Manager, Thank you for sharing the project details. I understand that you are looking for a modern, professional, and adaptable solution that performs seamlessly platforms and is delivered in all the required formats to support long-term scalability and maintenance. I am confident that my experience and attention to detail will allow me to deliver a high-quality solution that meets your expectations. I prioritize clear communication, timely delivery, and a collaborative approach throughout the project lifecycle. I'd be happy to discuss your needs further and answer any questions you may have. Please feel free to contact me via messaging, and we can find the best way to achieve your project goals. I look forward to hearing from you. Best regards, Jitendra
$12 USD in 40 days
4.2
4.2

Hey, I can start now. ✅I’ve worked on something very similar. What really matters here is creating a seamless cross-platform multiplayer experience. The tricky part is usually ensuring real-time synchronization and smooth gameplay across devices. I recently developed a real-time multiplayer trivia game using Unity, handling networking and game logic. While I haven't specifically worked on a card game, the technical challenges are similar. I would approach this project by focusing on optimizing network communication and ensuring a responsive user interface. Let's chat! -Dorofii
$13 USD in 40 days
4.0
4.0

Hello there, We will build your real-time multiplayer card game for iOS and Android: game loop, matchmaking, auth, and admin panel. For sync, we will use WebSockets with server-authoritative state. This prevents cheating and keeps all clients consistent even on poor connections. A couple of quick things to confirm: 1) Which card game is this (custom rules or a known game like Poker)? 2) Do you have any art assets, or do we handle visual design too? The number quoted here is a starting estimate. The exact cost and timeline will be confirmed after we go through the full scope together. Looking forward to potentially working together. Thanks, Faizan
$16 USD in 40 days
3.4
3.4

Hi there! Creating effective short-form app videos is about more than screen recordings—it’s about showing users exactly how to get started and quickly understand why the app is valuable. The first few seconds are critical for engagement and retention. I have experience producing vertical video content for mobile apps, including onboarding walkthroughs, feature highlights, motion graphics, captions, and platform-optimized social media videos. I create clean, engaging edits that combine screen recordings, animated callouts, tap indicators, captions, and royalty-free music to make app features easy to follow. My approach will be to create three platform-optimized videos (Instagram Reel, Facebook Reel, and YouTube Short) with a consistent visual style and messaging. I will showcase Google Play installation, demonstrate key app features, highlight the English/Polish language switch option, and include clear captions and subtle motion graphics to guide viewers through the experience. Each video will end with a friendly call-to-action encouraging downloads and exploration. Deliverables will include final MP4 exports, editable CapCut project files, and SRT or burned-in captions for accessibility. All music and assets used will be royalty-free and properly licensed. Could you share the app link and any existing branding assets (logo, colors, screenshots) so I can align the videos with your brand? Best Regards, Ayesha
$8 USD in 40 days
3.6
3.6

Hello, I’ve reviewed your project and understand you need a cross-platform card game with real-time multiplayer for iOS and Android, including backend services for authentication, matchmaking, and an admin panel. I have strong experience in Unity, Mobile App Development, iOS & Android Development, and Backend Development, ensuring smooth gameplay, scalable networking, and store-ready builds. I can handle the full development cycle—from the game loop, UI, and real-time networking to TestFlight/internal track builds and final App Store/Google Play submissions. I will provide full source code, backend deployment guides, and concise hand-off documentation for maintenance. A quick question: Do you prefer a Unity-based solution for full cross-platform consistency, or are you open to Flutter/React Native if it speeds development while maintaining native performance? Ready to start immediately and deliver polished, stable builds for both platforms. Best regards, Carlos
$10 USD in 40 days
3.0
3.0

Hi there, The challenge lies in creating a synchronized multiplayer experience across platforms without compromising performance. First, we’ll focus on establishing a robust networking framework to ensure smooth real-time interactions. Choosing the right engine is crucial; Unity might be a strong candidate for its extensive support for multiplayer games, while Flutter can offer quick development for a polished look. We’ll develop the back-end to handle player authentication and matchmaking, along with a simple admin panel for you to manage game settings. After building the apps, we’ll conduct thorough testing to ensure everything runs smoothly before the final deployment. Looking forward to discussing the details in chat.
$12 USD in 40 days
3.1
3.1

Hi Have a Pleasant day ! I carefully had read your requirements in your job post on freelancer.com I am glad to inform you that I have same extensive experience that you are looking for. I have done similar work earlier in my past and I will share during project discussion. Please share your exact project requirements, So, I can understand your requirements & I will come to know that what do you exactly needs to develop and I will be feeling happy to work with you. Cost and timeline depends on your project or task requirements Price is negotiable and I will work in your budget. No upfront payment will be charged. Always work in milestones. Looking forward for your positive response. Kind Regards, Sneha Kanwar
$12 USD in 40 days
3.0
3.0

With an inveterate passion for mobile app development, I'm eager to take on the challenge of building your cross-platform card game app. My extensive proficiency in Android, Android App Development, and Backend Development means I have the experience necessary to make your project flourish. Moreover, my concrete skills in languages such as PHP, Node.js, Vue.js, and C# programming will be valuable assets throughout the backend services and admin panel development you require. The fact that you're open to different engines and frameworks like Unity, Flutter, or React Native plays right into my wheelhouse. As someone who prides himself on adaptability, I am well-versed in multidimensional solutions for maximizing the user experience while balancing performance and synchronization - vital points for a real-time multiplayer game. Furthermore, my adherence to delivering clean and structured code ensures your app will be both native-feeling and scalable even under high volume usage. Concludingly, I reckon I can provide a fast spp build that clings to Apple's App Store and Google Play requirements without sacrificing any functionality or quality. Additionally, I will prepare a comprehensive hand-off document so you don't have trouble maintaining and updating the game later on. This project excites me from start to finish—I look forward to bringing your multiplayer card game app vision to life!
$10 USD in 40 days
2.5
2.5

Experienced cross-platform game and real-time systems developer, available to build your multiplayer card game from concept to store release. I’ve built mobile apps with Unity and real-time backends using Node.js/Firebase/Socket-based architectures, focusing on low-latency sync, matchmaking, and stable game loops. I can design a scalable client-server setup with real-time state management, player authentication, and session handling to ensure smooth multiplayer gameplay across iOS and Android. I prioritize fast loading UI, responsive gameplay, and clean architecture so the game can scale to high concurrent users. I can also deliver a lightweight admin panel for balancing game rules, monitoring live matches, and managing sessions. Deliverables will include full source code, backend deployment setup, and production-ready builds for both stores, plus clear documentation for future updates and maintenance.
$8 USD in 40 days
2.3
2.3

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