
Closed
Posted
Paid on delivery
I need a solid SAMP-style client for iOS that can reliably log my GTA San Andreas copy into private multiplayer servers. The only feature I care about right now is establishing, maintaining, and cleanly dropping the multiplayer connection; chat, HUD tweaks, and other extras can wait for later milestones. The servers I use aren’t stock—they run several custom modifications—so the handshake, packet order, and any opcode quirks those mods introduce must be handled gracefully. I can supply sample IPs and their current pawn scripts for testing once we start. Your deliverable is an Xcode project (Swift or Objective-C) that: • Detects and lists a given private server’s status (player count, ping). • Joins the server, loads the modded resources without crashing, and spawns the player in-game. • Reconnects automatically after intermittent drops. • Exposes clean hooks so I can layer chat, UI, and control schemes afterwards. Please keep third-party libraries lightweight and ensure everything you add is App Store-compliant; I may pursue TestFlight distribution later. Document any custom network handling in plain English so I can maintain it myself.
Project ID: 40677580
55 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
55 freelancers are bidding on average $430 USD for this job

Hello, I am Dr. Rajesh Rolen, PhD in Computer Science & Engineering, with experience of over 20+ years in App Development, Mobile App Development, iPad, iPhone, Xcode, Swift, Objective C As a preferred freelancer in the top 1%, I have done 400+ projects here on freelancer.com, I have 4.9 ratings out of 5 on average, which showcases my quality of work and timely delivery. Key Highlights: - Free Hosting Support on the Cloud or any desired platform. - Free 3 months of post-delivery support to ensure that our client doesn’t face any challenges after the launch of the project. - Free Dedicated tester on projects to ensure quality delivery, so clients don’t need to act as a tester. - 10+ Years experience UI/UX team to ensure intuitive UI. Portfolio: https://www.freelancer.com/u/Microlent Please open the chat and send me a message, so we can have a more detailed discussion about the project to give you the project timeline and cost. Thank you for considering my services. I look forward to engaging in a productive conversation and understanding how I can be of assistance in bringing your project to life. Regards Rajesh Rolen
$500 USD in 10 days
9.4
9.4

Hello, SAMP-Style GTA San Andreas iOS Multiplayer Client {{{ I HAVE CREATED SIMILAR IOS NETWORKING, GAME CLIENT, AND REAL-TIME MULTIPLAYER SYSTEMS BEFORE AND I CAN SHOW YOU }}} I have carefully reviewed your requirements and understand that the immediate priority is a reliable iOS multiplayer client capable of discovering private servers, establishing and maintaining connections, handling custom server modifications, and providing a clean foundation for future chat, HUD, and control features. I have 11+ years of software and automation development experience and have worked with iOS applications, real-time networking, custom protocols, API integrations, and game-related systems before. I can show you relevant previous work so you can evaluate my experience. I can develop the Xcode project in Swift or Objective-C with a modular networking layer responsible for server discovery, status information, connection management, packet handling, timeout/retry logic, and clean disconnects. I can structure the protocol implementation to accommodate the custom handshake sequences, packet ordering, and documented opcode variations introduced by your private servers. Once you provide the sample server information and relevant Pawn scripts, I can use them to validate the implementation against your testing environment. Thanks, Christina
$450 USD in 7 days
8.4
8.4

Hello, I understand you need an iOS client that can connect to customized SAMP servers, maintain the connection, report server status, and recover from drops, with clean extension points for chat/UI later. Technical approach: Use a Swift-based UDP socket layer that parses the SAMP handshake and mod-specific opcode sequences, implement a heartbeat/ping mechanism for status, and design a reconnection manager with exponential backoff. Expose delegate callbacks for connection events so chat and HUD can be layered later. Core modules: Server discovery (status ping), Connection manager (handshake, packet sequencing, mods handling), Reconnection logic, Event hook layer (delegate/protocol) for future features. Relevant systems: SecureCom - custom binary protocol handling and reliable reconnection experience. Implementation strategy: First build the status ping and basic handshake with your sample IPs, then implement stable join/spawn flow, add reconnection, finally document the API and prepare an Xcode project ready for TestFlight. Questions: 1. Which SAMP protocol version are the target servers based on, and are there any known opcode offsets introduced by your mods? 2. Do you have specific expectations for the status query format (player count, ping) beyond the standard SAMP info packet? 3. Should the client expose connection state via a delegate protocol, Combine publisher, or another callback mechanism you prefer? Regards, Rohit
$250 USD in 18 days
8.0
8.0

With over ten years of comprehensive experience in mobile app development, particularly with iOS and Objective-C, I believe I am the perfect fit for your SAMP iOS Private Server Connector project. I have a deep knowledge and understanding of network protocols and technologies, which will enable me to handle the specificities of your custom private servers seamlessly. Throughout my career, I have built numerous highly-detailed and meticulously-crafted apps for clients across various industries. My proficiency extends to tools like Xcode and languages like Swift and Objective-C, ensuring that your desired features—especially the connection establishment, maintenance, and clean drops—are addressed effectively. My previous experience working with gaming applications has sharpened my skillset in areas such as app stability and resilience under network interruptions. Beyond technical skills, I value open communication, accountability, and superior customer service. I will maintain consistent contact with you throughout the project, provide you with timely updates, free technical support until complete satisfaction is achieved. Furthermore, I guarantee to stay within the lightweight third-party libraries framework you desire while also maintaining App Store compliance for a potential TestFlight distribution. Let's discuss further the exciting features we can add to your project once we've successfully tackled your core requirements. Let's make this happen!
$250 USD in 2 days
7.8
7.8

Yes, at CnEl India, we can build your SAMP iOS Private Server Connector in native Swift/Objective-C with custom UDP networking and mod handling. Our Technical Execution Methodology Protocol Analysis & Packet Handshake: Reverse-engineering SAMP network packets (RakNet layer over UDP) to handle custom opcodes, handshake sequences, dynamic RPCs, and modded resource stream loading gracefully without client crashes. Native iOS Network Engine: Built in Swift/C++ utilizing low-latency BSD Sockets or Network.framework. Features automatic exponential-backoff reconnects, heartbeat ping monitoring, and server status detection (player count, ping). Core Hooks & Modular Architecture: Clean, decoupled event hooks (e.g., onPlayerSpawn, onRPCReceived, onDisconnect) to allow effortless future layering of custom HUDs, chat interfaces, and control schemes. Memory Management & Compliance: Lightweight memory architecture designed strictly within Apple guidelines for potential TestFlight/App Store distribution. QA & Documentation: Comprehensive Xcode project transfer, local network testing using provided Pawn scripts, and clear plain-English network protocol documentation. We are ready to start immediately! Best regards, CnEl India Team
$500 USD in 15 days
6.9
6.9

Hi, I’m interested in your iOS multiplayer client project. I have 9+ years of iOS development experience with Swift/Objective-C, networking, APIs, and building production-ready applications. For this project, I would first review the available server protocol details, custom modifications, and testing environment to understand the required connection handshake, packet flow, server-status queries, and reconnect behaviour. I can then structure the client with a clean networking layer and separate hooks for future chat, UI, and control features. The initial implementation would focus on: • Private server status checks, including player count and ping • Reliable connection, session handling, and clean disconnects • Handling the server’s documented custom packet/protocol requirements • Automatic reconnection after intermittent network drops • Clean, maintainable Xcode project with lightweight dependencies • Clear documentation for the networking and connection logic One important point is that the iOS implementation would need to respect the rights and technical constraints of the GTA San Andreas client and any server resources/modifications. I would review the provided materials and build only within the appropriate authorization and distribution requirements. Once the protocol and permitted testing setup are available, I can assess the existing requirements and propose the cleanest implementation approach.
$250 USD in 30 days
5.9
5.9

Hello, I understand you need an iOS SAMP-style multiplayer connector focused first on reliable server discovery, handshake/connection handling and stable gameplay connectivity with your custom private-server modifications. Looking forward to your Response. Thanks
$250 USD in 3 days
5.6
5.6

Hello dear, Greetings from Md. Toriqul Islam! We are a dedicated Web Design & Development team with over 10+ years of industry experience, I’m Engineer Toriqul Islam, an experienced Computer Science & Engineering graduate from (RUET). We specialize in building modern, scalable, and user-friendly digital solutions tailored to business needs. What I Offer We help businesses grow online by delivering: • Clean, modern, and responsive website designs • High-performance and scalable web applications • User-focused UI/UX for better engagement and conversion My Technical Expertise We work across a wide range of technologies, including: • Frontend: HTML5, CSS3, Bootstrap, JavaScript, jQuery, Angular, React • Backend: Node.js, PHP, Laravel, .NET, CodeIgniter, Ruby on Rails, Python • CMS & Platforms: WordPress • Database: MySQL, MongoDB • Mobile Development: React Native, Flutter, and more Why Choose me? ✔️ Clean, optimized, and well-documented code ✔️ Reusable and scalable components ✔️ On-time delivery with complete requirement fulfillment We are confident in our ability to turn your ideas into a powerful digital product. Let’s discuss your project and make it a success. Looking forward to working with you! Best Regards, Md. Toriqul Islam
$250 USD in 4 days
5.3
5.3

Hello, I have already completed similar multiplayer and networking projects, including custom protocols, API integrations, connection handling, and mobile applications. My strong experience in web development, APIs, and scalable software solutions helps me quickly understand complex requirements and deliver exactly what is needed. I can focus on the iOS client connection flow, server status, custom handshake and packet handling, reconnect logic, resource loading, and clean hooks for future chat and UI features. I will also keep the project maintainable and suitable for your planned TestFlight path. Can you share the current Pawn scripts and a sample server so I can review the custom handshake and packet behavior? Happy to discuss the protocol and requirements in a quick meeting. I will share my portfolio in chat I look forward to hear from you. Thanks Best Regards, Mughira
$500 USD in 7 days
5.0
5.0

With over 8 years of experience, I have perfected the art of seamlessly turning ideas into realities. My comprehensive understanding of mobile app development, specifically in Swift and Objective-C for iOS, would be invaluable for your SAMP iOS Private Server Connector project. I have done extensive work with RESTful APIs and networking protocols similar to what your project entails. This equipped me with the skills necessary to develop a solid client that can reliably log your GTA San Andreas copy into any private multiplayer server. My technical proficiency doesn't end at the development stage; I ensure the final product complies with App Store regulations. Given your intentions for a TestFlight distribution later, this guarantees smoother sailing in that phase. Furthermore, I am skilled at writing integral and easily digestible documentation - in plain English - enabling you to maintain any custom network handling that may be involved in the future. Choosing me for your project comes with a myriad of benefits. I guarantee clean, secure, and scalable code that aligns perfectly with your business needs. Moreover, my delivery record speaks for itself; 95% on-time delivery and 98% on-budget delivery rates have earned me a reputation as a reliable and effective freelancer. With VimalKumar by your side, you're not just getting an ordinary contractor - you're gaining a capable partner driven to help your project succeed from start to finish.
$300 USD in 7 days
4.8
4.8

I have read your job post, I am confident I can deliver exactly what you're looking for with your SAMP iOS Private Server Connector project. Starting with a solid foundation in iPhone and Swift development, I'm well-versed in handling the complexities of establishing and maintaining multiplayer connections – a key feature your project demands. I'm also familiar with custom server mods which means I appreciate the importance of handling their quirks effectively. Your requirements for lightweight third-party libraries and App Store compliance align perfectly with my development approach. Additionally, my knack for producing detailed documentation will allow you to maintain the end-product effortlessly, if required. Not only do I guarantee quality work, but my commitment to timely task completion aligns impeccably with your aspiration for fast service at a reasonable rate. Choosing me for this project means choosing a developer who values effective communication and client satisfaction. My commitment extends beyond deadlines; I aim to provide continued assistance until you're proficiently achieving your goals. Trust me, with my skillset fittingly in line with your needs and an unwavering dedication to my work, this collaboration is bound to be a success!
$350 USD in 12 days
4.0
4.0

Hello, As a result of a detailed review of your project requirements, I fully understand the scope and expectations. I have experience with iOS networking, Swift/Objective-C, Xcode, persistent socket connections, reconnect logic, and custom protocol handling, and I'm available to start your project right now. In my opinion, the key challenge here is not the UI but correctly reproducing the SAMP-style connection flow against modified servers—especially handshake sequencing, packet/opcode differences, resource loading, timeout handling, and reconnect behavior without destabilizing the GTA client. I would structure the networking layer separately from the future UI, implement server status/ping discovery, connection state management, graceful disconnects, automatic reconnection with backoff, and clean hooks for later chat, HUD, and controls. Any protocol-specific modifications would be documented clearly, while keeping dependencies minimal and compatible with TestFlight/App Store requirements where technically possible. I have a couple of quick questions. • Which SAMP protocol/server version are your private servers based on? • Do the custom Pawn scripts introduce modified packets/opcodes, or mainly server-side gameplay logic? I would be glad to discuss further details and am ready to start immediately. Looking forward to hearing from you. Best regards, Carlos.
$250 USD in 10 days
3.3
3.3

Hi, I am a software engineer with over 16 years of experience building reliable networked applications, protocol integrations, and native mobile software. I can focus the first milestone on the connection layer: inspect the server handshake and custom opcode flow, implement status/ping queries, build a resilient join/spawn state machine, and add clean disconnect and automatic reconnect handling. I’ll keep dependencies lightweight, expose documented hooks for later chat/UI/control work, and test against the sample servers and Pawn scripts you provide. I’ll also flag any TestFlight/App Store compliance constraints early. Do you already have an iOS GTA integration or compatible client source to extend, or must the in-game runtime integration be created from scratch? I’d be glad to discuss the details and define the milestone precisely.
$300 USD in 14 days
3.0
3.0

Hi there! I’m Karthik, a developer with over 15 years of experience in iOS application development. I specialize in network programming and have a strong background in multiplayer game connections. I can create a robust SAMP-style client for iOS that meets your requirements. My plan includes: - Server Detection: Implementing a feature to detect and list server status, including player count and ping. - Seamless Connection: Establishing a stable connection to your private servers, loading modded resources without crashes. - Automatic Reconnect: Implementing a reliable reconnection feature after drops. - Future-Proofing: Exposing clean hooks for future enhancements like chat and UI adjustments. - Documentation: Providing clear documentation on custom network handling for your easy maintenance. I’ll ensure that all third-party libraries are lightweight and fully compliant with App Store guidelines. Let’s discuss this further and get started! Best, Karthik
$500 USD in 7 days
2.8
2.8

The multiplayer connection layer is the part I’d focus on first — especially the custom SA-MP handshake, packet ordering, and mod-specific opcode behavior. I can build the iOS client around that foundation rather than spending time on chat/HUD features you don’t need yet. My approach: Swift/Xcode native iOS client Server status query with player count + ping Custom SA-MP-compatible handshake and packet handling Correct loading/handling of modded server resources Reliable spawn and session maintenance Automatic reconnect with clean connection-state management Modular networking hooks for your future chat, HUD, and controls Lightweight dependencies and App Store/TestFlight considerations Plain-English documentation for the custom networking layer Once you provide the sample server IPs and current Pawn scripts, I can use those to identify the server-side modifications and make the client tolerant of their packet/opcode differences rather than assuming a stock implementation. One important question: do you already have a reference implementation/client that successfully connects to these private servers? If so, sharing it would make packet-level compatibility much faster to reproduce.
$500 USD in 15 days
2.7
2.7

Hello Dear! Good Day! Hope you are doing fine. This is Ruhul Ajom Sagor. I am an expert "Web Developer" with 10+ years of working experience in PHP, HTML5, CSS3, JavaScript, jQuery, Bootstrap, MySql and different Frameworks. I have completed my B.S.C Engineering in Computer Science and Engineering (CSE) from BUET. Hire me and you don't have to worry about your website problems again! I'll add value to your projects by creating astonishing designs and code with high impact and optimized user interaction that leads to bigger conversions. WHAT PROBLEMS CAN I HELP YOU SOLVE? • Custom Websites Using PHP and Frameworks • e-Commerce Websites (Woo-Commerce and Shopify) • Custom WordPress themes • On-Page and Off-Page SEO • WordPress themes Customization • Database Modeling/Development • WordPress migrations and upgrades • Responsive Coding (Make your website compatible with: smartphones, tablets, desktops) • Websites speed and loading time improvements • Cross-browser compatibility • PSD to HTML to WordPress conversion • HTML5/CSS3/jQuery websites based on Bootstrap I love challenges, talking to my clients, and meeting others’ standards as well as expectations. I will be discussing everything in detail, giving my full advice and delivering through best of my skills. You are cordially welcome to discuss your project. Thank You! Best Regards, Ruhul Ajom
$500 USD in 7 days
4.8
4.8

Hi There!!! i understand you need a reliable SAMP-style iOS client that connects to private GTA San Andreas multiplayer servers, handles custom server modifications, and provides stable reconnection. HAVE ALREADY WORKED ON SIMILAR PROJECTS INVOLVING IOS NETWORKING, CUSTOM MULTIPLAYER PROTOCOLS, SOCKET COMMUNICATION, XCODE, AND REAL-TIME CONNECTION HANDLING. Services include server status and ping detection, custom handshake and packet handling, multiplayer connection management, mod compatibility, automatic reconnection, resource loading, player spawning, clean extension hooks, and clear technical documentation. The implementation will use lightweight components and keep future chat, interface, and control features easy to add. Let us discuss the sample servers and scripts so the connection layer can be planned correctly. Best Regards, Hussain Ahmed
$250 USD in 7 days
1.8
1.8

Hi, I understand you need an iOS SAMP-style multiplayer client focused initially on reliable server connectivity, with support for your private servers and their custom protocol modifications. I’d first analyse the supplied server/Pawn scripts and, if available, packet captures to establish the exact handshake, packet ordering and custom opcode behaviour. I’d then separate the implementation into a server-status layer, protocol/network layer, connection/reconnect manager and game-integration layer. This keeps the networking code maintainable and exposes clean hooks for the future chat, HUD and control features. I’ll specifically test intermittent disconnects, reconnect behaviour, packet loss/timeouts and modded-resource loading before delivering the Xcode project and documentation. Before I confirm the scope, I’d like to clarify: Is the iOS GTA build your own legally modifiable build? Can you provide packet captures along with the Pawn scripts? Are the servers based on standard SAMP 0.3.x or a custom protocol? Once I understand the existing client/server setup, I’m happy to discuss the budget and timeline for the first milestone. Best regards, Deepak
$400 USD in 7 days
1.0
1.0

Hi, I like this project, I enjoy working on low-level multiplayer connections where packet handling and reliability matter more than adding unnecessary features. I can build the iOS client in Swift/Xcode with a clean networking layer for server discovery, ping/player count, handshake, packet sequencing, mod-specific opcodes, resource loading, spawning, and automatic reconnects. I’ll keep the protocol code isolated behind clear hooks so chat, HUD, and controls can be added later without rewriting the core. I’ve worked with custom game protocols, socket-based networking, packet parsing, and iOS networking, with careful attention to connection stability and memory usage. One key question: do you have packet captures from a working SAMP client against these modified servers? That would let me validate the exact handshake and opcode behavior early.
$500 USD in 7 days
0.0
0.0

✅✅Hi, there✅✅ I can develop a solid SAMP-style client for iOS that reliably logs into your private GTA San Andreas multiplayer servers, focusing on the essential features you need right now: establishing and maintaining connections while gracefully managing any custom modifications. This project aligns perfectly with my skills, and I am confident I can deliver it accurately and on time. Please take a moment to look at my profile to see my relevant experience. To summarize, you need an Xcode project in Swift or Objective-C that detects server status, joins without crashing, reconnects after drops, and allows for future enhancements. I fully understand that we need to handle custom opcode quirks and document the network handling in plain English. I aim to provide clean, maintainable code that will make future updates easy for you. I look forward to connecting with you soon, as collaboration is key to meeting your deadline. Best, Predrag
$500 USD in 7 days
0.0
0.0

Hanoi, Vietnam
Member since Aug 29, 2026
$250-750 USD
£750-1500 GBP
$30-250 USD
$250-750 USD
£250-750 GBP
$250-750 USD
₹12500-37500 INR
₹75000-150000 INR
$250-750 USD
$1500-3000 USD
$250-750 USD
₹750-1250 INR / hour
₹75000-150000 INR
₹12500-37500 INR
$15-25 USD / hour
₹600-1500 INR
₹1500-12500 INR
$250-750 USD
₹750-1250 INR / hour
$250-750 USD