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I want to bring the full PC experience of Knight Online to smartphones. The task is to convert the existing desktop codebase (client and server) into a mobile-friendly build that runs natively on both iOS and Android without losing the feel, look, or performance players expect from the original MMORPG. Key objectives • Preserve real-time multiplayer functionality, including party, guild, chat, and PvP systems. • Maintain high-quality graphics—models, textures, and visual effects should match or closely approximate the current PC assets while remaining performant on mid-range devices. • Rework UI, controls, and camera for intuitive touch interaction (tap, swipe, virtual joystick, on-screen buttons). • Optimise client and network code to minimise latency and battery drain. • Integrate existing login/auth flows and database calls so that player data and progression stay intact across platforms. Deliverables 1. Technical plan outlining engine choice (Unity, Unreal, or a proven alternative), architecture, and milestone timeline. 2. Playable alpha build on TestFlight and an Android APK showcasing one map with full multiplayer. 3. Beta build featuring complete maps, skills, inventory, and graphical polish. 4. Final release-ready packages for the App Store and Google Play, plus source code, build scripts, and documentation for future updates. Please highlight your experience with large-scale multiplayer ports, any previous mobile MMO work, and preferred tech stack when you respond.
Project ID: 40597174
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Active 5 days ago
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105 freelancers are bidding on average $2,147 USD for this job

Hello, I have reviewed your Knight Online Mobile Port requirements and understand that the objective is a true mobile adaptation of the existing PC MMORPG, preserving gameplay feel, multiplayer systems, graphics fidelity, progression, and server compatibility across iOS and Android. I have 13+ years of experience in multiplayer game development, Unreal Engine, Unity, client-server architecture, real-time networking, mobile optimization, cross-platform deployment, and large-scale game system integration. For a project of this scope, I would recommend Unreal Engine because it offers the strongest path for preserving PC-level visuals, animation systems, shader fidelity, and networked gameplay while supporting scalable mobile optimization for mid-range devices. The existing client and server codebase would be analyzed first to determine reusable systems, protocol compatibility, asset conversion requirements, and areas that need native mobile reimplementation. The development would be structured in milestones: architecture and codebase audit, mobile networking layer, touch UI/controls, alpha multiplayer build (single map with party/chat/PvP), beta with full gameplay systems (inventory, skills, maps, guilds), optimization and QA, and final App Store/Google Play release with documentation and source delivery. I WILL PROVIDE 2 YEARS OF FREE ONGOING SUPPORT AND COMPLETE SOURCE CODE. Thanks Christina
$2,000 USD in 7 days
8.4
8.4

Hi, I can develop a native iOS and Android version of Knight Online while preserving the original PC MMORPG feel, real-time combat, PvP, guild systems, chat, inventory, and progression. I have already developed similar large-scale multiplayer gaming platforms and real-time client-server systems, including custom game backends, matchmaking, live PvP modules, inventory/economy systems, and mobile-optimised multiplayer architectures. Development steps: Audit the current Knight Online client/server codebase. Port core gameplay systems to UE5 mobile. Rebuild touch UI, camera, and virtual controls. Optimise rendering, memory, battery, and network latency. Deliver TestFlight + Android alpha, then beta, then release-ready builds with source code and documentation. Two questions: Is the existing Knight Online source code fully available, including client, server, tools, and asset pipeline? Which engine is the current PC build using (custom engine, DirectX-based, Unreal, or another proprietary stack)? I can also provide a milestone-based timeline after reviewing the codebase. Thanks Rahul
$2,100 USD in 40 days
7.8
7.8

Hey there, I have carefully reviewed your project requirements. With over 10+ years of experience in game development, I have built and delivered high-quality games across multiple platforms, focusing on performance, scalability, and engaging player experiences. My expertise includes Unity, Unreal Engine, C#, C++, multiplayer systems, game mechanics, UI/UX for games, in-app purchases, and third-party SDK integrations—all highly relevant to building polished and production-ready games. I would love the opportunity to discuss your game idea in detail and collaborate on bringing it to life with a strong technical foundation and engaging gameplay. Due to NDAs, links aren’t public—but once you open the chat, I’ll share live demos and walkthroughs. NOTE: Please consider the current budget as flexible — we can finalize it after discussing the complete scope and feature set. Thanks & Regards, Kajal
$2,250 USD in 7 days
7.2
7.2

You're building Knight Online Mobile Port, where the real delivery risk is usually in the workflow details, not just the feature list. I have handled similar systems where the important part was turning a broad brief into a reliable working version. My approach would be to first isolate the highest-risk workflow in the brief, then deliver a small working milestone that proves the architecture before expanding the rest. For this project, I would focus especially on: - core workflow risks and acceptance criteria - integration points and edge cases - milestone planning and handover clarity If helpful, I can outline the first milestone around the riskiest part of the build before we start. Best, Dr. Syafiq
$2,250 USD in 21 days
7.1
7.1

I propose converting Knight Online into a mobile gaming experience using Unity for seamless gameplay. I will reengineer UI, controls, and interactions while preserving core features like multiplayer, party systems, and PvP. Optimization techniques will ensure performance and graphics quality on iOS and Android. With a detailed technical plan, incremental delivery, and expertise in mobile gaming, I am confident in exceeding expectations for this project.
$2,700 USD in 5 days
6.8
6.8

Hi, I'd love to help bring Knight Online to iOS and Android while preserving the original MMORPG experience. We'll focus on performance, multiplayer stability, and a mobile-first user experience without compromising the core gameplay. Features: Cross-Platform Mobile Port Real-Time Multiplayer Party, Guild & PvP System Touch-Optimized Controls Mobile UI/UX Redesign High-Quality Graphics Inventory & Skill System Chat & Notifications Login & Database Integration We'll deliver a production-ready mobile MMO with clean, scalable code, comprehensive documentation, and milestone-based development from alpha to final release, ensuring compatibility with both Android and iOS. Let's chat. Thanks!
$1,570 USD in 7 days
7.3
7.3

Understanding your goal to bring the immersive experience of Knight Online to mobile, our team is well-prepared to deliver a high-quality port that retains the core elements of the original game. We will ensure that players enjoy seamless real-time multiplayer functionality while maintaining the visual fidelity they expect. To achieve this, we will focus on reworking the UI for intuitive touch interaction and optimizing the network code to reduce latency. Addressing these requirements is crucial for mobile performance, and we will leverage our experience in mobile MMO development to meet your expectations. We have 20+ 5-star reviews on similar projects! Our expertise in Unity and our commitment to communication, quality, and on-time delivery will guarantee a successful outcome. If you'd like, I can also share similar work we've completed and discuss the best approach for your project. Regards, JP
$1,650 USD in 7 days
6.9
6.9

Hello sir i have done lot of games in unity game engine and i have more then 7 years experience in unity game engine and i can do any type of games so please send me more details about your game project and i will give you daily updates well but i need daily communication if possible so i can do fast and good as you require.
$2,250 USD in 30 days
6.5
6.5

Hi, I reviewed your project: Knight Online Mobile Port. I can build a scalable SaaS or business application with user roles, admin dashboard, subscriptions/billing, secure APIs, database structure, reporting, and cloud deployment. I focus on clean architecture, maintainable code, clear milestones, and long-term support. Please message me so I can understand your required modules, user flow, timeline, and preferred technology stack. Portfolio: https://www.freelancer.com/u/irfanui Regards, Mohammad 4th Dimension Partners
$2,200 USD in 10 days
6.0
6.0

Converting Knight Online for mobile while keeping its essence is a unique challenge. Preserving real-time multiplayer across mobile platforms requires careful handling of network code to minimize latency and battery usage. Unity is likely the best choice here for its cross-platform support and ability to handle sophisticated graphics, fitting your needs for high-quality visuals on mid-range devices. For the UI and controls, adapting the interface for touch while retaining the game's complexity will be key. Have you considered any specific modifications to the UI to enhance mobile interaction without losing the original game mechanics?
$1,500 USD in 21 days
5.7
5.7

Hello There! I’m Md. Toriqul Islam, an experienced Full-Stack Developer with 10+ years of experience in mobile applications, backend systems, APIs, and scalable software solutions. I’m excited to partner with you and can start working on your project immediately. I understand you need to port an existing PC MMORPG experience to iOS and Android while preserving multiplayer features, player progression, graphics quality, and the original gameplay experience. I have experience with mobile app development, real-time systems, backend integration, and performance-focused solutions. I’m skilled in React Native, Flutter, Unity-based workflows, API integration, databases, authentication systems, optimization, and cross-platform application development. I’m ready to discuss your existing codebase, preferred engine, milestones, and the best approach to bring the game experience to mobile platforms. Looking forward to hearing from you. Best regards, Md. Toriqul Islam
$1,500 USD in 7 days
5.5
5.5

Converting a full PC MMORPG like Knight Online into a mobile-native app is a big job but one I’ve helped tackle before. I worked on porting a multiplayer RPG from desktop to iOS/Android where preserving multiplayer features and smooth visuals on mid-range devices were top priorities. Starting with a detailed technical plan is essential. Unity often strikes the best balance for MMO ports, offering good networking support and flexible UI options for touch controls. Do you have the original client and server code in a format compatible with Unity or Unreal, or will a middleware conversion be needed? Also, have you benchmarked how existing PC assets perform on mobile hardware, or is asset optimization an open area? For maintaining multiplayer features, my approach is to keep server logic intact while adapting client-side code for mobile responsiveness, often reworking input and UI layers completely. Latency and battery optimization come from profiling network calls and graphics rendering early in the alpha stage. I’m ready to start by drafting the technical plan and milestone timeline so we can align from the ground up and deliver a mobile build that feels as immersive as the PC version.
$1,500 USD in 7 days
5.3
5.3

Hi, I recently worked on similar multiplayer game and large-scale client/server projects, including real-time networking, cross-platform mobile development, backend integration, and performance optimization for high-concurrency applications. I can help port Knight Online to iOS and Android by preserving multiplayer gameplay, adapting the UI/controls for touch devices, optimizing graphics and networking, and integrating the existing authentication and player database while maintaining the original MMORPG experience. Could you please confirm whether you have full access to the Knight Online client/server source code and game assets, or if this project involves reverse engineering an existing build? I recommend Unity for faster cross-platform deployment or Unreal Engine if visual fidelity is the highest priority. I have 9+ years of experience in mobile development, multiplayer systems, backend integration, and performance optimization, making me a strong fit for this ambitious project. Thanks, InvokeTech
$1,600 USD in 15 days
5.6
5.6

A successful SaaS needs more than features—it needs a structure that can grow. For Knight Online Mobile Port, I can build user roles, admin controls, subscriptions, billing, reports, secure APIs, and a scalable database. I work with clear milestones and maintainable code so future upgrades remain simple. Send me the required modules, user flow, and preferred launch timeline, and I will outline the best technical approach. Portfolio: https://www.freelancer.in/u/heenafullstacken Best regards, Heena A Plus IT House
$2,600 USD in 10 days
5.0
5.0

Hello, Bringing a classic MMORPG to mobile while preserving its gameplay and feel is an exciting challenge. I have strong experience with multiplayer game development, mobile optimization, networking, and cross platform projects. My focus is on keeping performance smooth while maintaining the experience players already know. I would love to schedule a discussion to review the current codebase, engine options, and migration plan. I am confident we can deliver a successful mobile version with clear milestones from alpha through release. I will share my portfolio in chat I look forward to hear from you. Thanks Best Regards, Mughira
$2,250 USD in 7 days
5.1
5.1

Drawing from my extensive background in web and mobile app development, I have the skillset necessary to make this Knight Online Mobile Port a major success. My 9+ years in various programming languages, like Java and PHP, as well as my proficiency in Android, iOS, Unity 3D and through-app familiarity with multi-tier architecture provide me with an arsenal of knowledge to tackle challenges during game development. My team has handled large scale multiplayer ports before, reworking UI, controls and more - proving our capability to handle the requirements of your project. Furthermore, I can deliver on your objectives. I understand how important it is to still maintain the high-quality graphics of the original MMORPG while also considering the limitations of mobile devices. With my experience, I can ensure that these visuals not only look stunning but are also performant on mid-range devices. The same tenacity extends to optimizing your client and network code to minimize latency and battery drain. For every client, we make your project our priority from start to finish. If chosen for this project, I will provide you with comprehensive deliverables including a technical plan outlining our intention using a proven engine choice such as Unity or Unreal Engine, build scripts, source code as well as provide extensive documentation for future updates. Budget efficiency is also something we take very seriously; offering effective costs without compromising qu
$2,250 USD in 7 days
5.3
5.3

Hi, I can help port the existing Knight Online client and server into a native mobile experience for iOS and Android, including multiplayer systems, touch controls, UI redesign, performance optimization, and store-ready builds. I would recommend Unity for faster cross-platform development and easier mobile optimization. Do you have full access to the current client/server source code and game assets? Regards,
$8,500 USD in 45 days
5.0
5.0

✋ Hi There!!! ✋ The Goal of the project:- PORT THE FULL KNIGHT ONLINE PC MMORPG EXPERIENCE TO NATIVE IOS AND ANDROID WHILE PRESERVING MULTIPLAYER, GRAPHICS, PERFORMANCE, AND PLAYER PROGRESSION. I have carefully read and understood your complete requirements, including real-time multiplayer, party, guild, chat, PvP, optimized graphics, touch controls, camera, low latency, battery efficiency, authentication, and cross-platform progression. I am the best fit with 9+ years experience as a full stack developer and strong Unity game development expertise. I will provide: 1. Unity-based mobile architecture 2. Multiplayer and server integration 3. Touch UI, controls, and camera 4. Performance and network optimization 5. Testing, database integration, documentation, and full source code I have completed similar multiplayer game and mobile porting projects with UI design, database management, testing, and release-ready builds. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$1,516 USD in 16 days
5.0
5.0

Hello, I'm excited about the opportunity to help bring the immersive experience of Knight Online to mobile platforms. I understand your goal is to convert the existing desktop codebase into a mobile-friendly version that retains the essence of the original MMORPG while optimizing for iOS and Android performance. With over five years of experience in mobile game development, particularly in porting large-scale multiplayer games, I have a strong background in Unity and Unreal Engine, which I believe are ideal for this project. My expertise includes optimizing client and network code to enhance performance and reduce latency, as well as reworking UI and controls for seamless touch interaction. To achieve your project objectives, I propose the following approach: - Conduct a thorough analysis of the existing codebase to outline a technical plan, selecting the best engine for the project. - Develop a playable alpha build on TestFlight and Android APK that includes real-time multiplayer functionality for initial testing. - Iterate on gameplay mechanics and graphical fidelity to ensure the mobile version meets high standards. - Prepare a comprehensive final package for App Store and Google Play submission, including documentation for ongoing updates. I am eager to start this project and confident in my ability to deliver quality results on time. Let's discuss further details at your convenience!
$2,250 USD in 7 days
4.8
4.8

I understand you're looking to port the full Knight Online PC experience to mobile, aiming for a native iOS and Android build that preserves real-time multiplayer, high-fidelity graphics, and expected performance. My experience with optimizing complex C++ game clients for mobile platforms, specifically in scenarios involving large-scale MMORPGs, aligns directly with this challenge. I've successfully navigated similar porting projects where maintaining graphical integrity and network responsiveness on diverse hardware was paramount. My technical approach would involve a deep dive into your existing C++ codebase. For the client, I'd focus on leveraging platform-specific graphics APIs (Metal for iOS, Vulkan for Android) for optimal rendering, combined with aggressive asset optimization (texture compression, LOD implementation) and potentially a custom engine layer for cross-platform abstraction if your current engine isn't mobile-ready. Server-side, I'd assess the feasibility of direct mobile porting versus a dedicated mobile server architecture to ensure low latency for real-time multiplayer features like party, guild, chat, and PvP. Performance profiling and iterative optimization would be continuous throughout the process. To ensure we're perfectly aligned, could you elaborate on the specific game engine or framework your PC client currently utilizes? Also, what are your target performance metrics for mid-range devices on both iOS and Android? I'm eager to discuss how my expertise can translate your PC vision into a successful mobile product.
$2,411 USD in 21 days
4.2
4.2

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