Objective C is a powerful programming language that enables developers to create compelling apps and extend existing applications. It lies at the foundation of many popular iOS, macOS and tvOS apps, providing developers with an efficient, high-performance platform. An Objective C Developer can provide customized app solutions to meet nearly any requirement. From a user-friendly layout, to tight security protocols, Objective C can be used to create nearly any application with any feature set.

Here's some projects that our expert Objective C Developer made real:

  • Creating mobile applications with features such as authentication methods, tracking capabilities, displaying views, CarPlay integration and map route drawing
  • Developing social/shopping experiences akin to Uber, as well as in-app video sharing
  • Designing and building unique learning platforms to aid in mastering Asian alphabets
  • Adding functionality for google & apple logins for compatibility with both Android and iOS platforms

An Objective C Developer is capable of providing innovative solutions for custom app designs and any desired feature set with swift development timetables. Our developers are experienced in debugging so your project will be completed on time & within budget. With Freelancer.com, these professionals can be available to help make your app concept a reality. Post your project now and find the perfect expert developer for your project!

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    I have been working on a project which is already live on the Android platform, and now need help in generating the iOS build and uploading it to the AppStore. I'm unsure if any specific build errors will emerge during this process, and thus I need someone who can troubleshoot and resolve any potential issues. Ideal Freelancer Requirements: - Deep understanding of Flutter and competent in debugging any potential build errors during the iOS app creation. - Proven experience in successfully uploading apps to the AppStore, while strictly adhering to Apple's AppStore Review Guidelines. - Patient and capable of patiently working through the necessary resolutions without requiring additional functionality or features to the iOS version. - Good communications skills, capable of k...

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    I am experiencing a slow internet connection across all devices in my network. It's puzzling since I use the fiber-optic type of internet connection, which is known for speed and reliability. I'm looking for a professional who knows their way around network issues. - You should be able to analyze, pinpoint the causes of this snail-speed connectivity, and fix it. - You should have significant experience with fiber-optic networks and a deep understanding of their operations. - The ideal candidate would be quick, responsive, and results-driven, providing a swift resolution to this frustraction I'm currently facing. With your help, I am hoping to restore my internet's speed and my peace of mind.

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    I am in need of a proficient mobile app developer who can deliver a well-structured social networking app for both iOS and Android platforms. The central function of this app revolves around social interaction, and a key feature that it needs to adopt is in-app messaging. Skills/Experience Ideally Required: - Expertise in developing mobile apps for both iOS and Android platforms - A working knowledge of implementing in-app messaging feature - An understanding of social networking platforms and their functionalities - An ability to meet project deadlines for app development Please come with a robust portfolio that showcases your prowess in such app development projects. Your proposal should detail your approach to the project, an estimated timeline and any ideas you may have to make the...

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    iOS Business App Development 3 日 left
    認証完了

    Dear, We urgently require your assistance in resolving an issue with our iOS apps not appearing in listings. Despite multiple attempts to renew the subscription, I am unable to locate the renewal button or option. I want to renew my apple developer account, that's it. Best Regards,

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    I'm on the hunt for an expert Flutter developer to handle an upcoming project that we have. The specific features and functionalities of the project have not been originally outlined, but you should be prepared to handle a wide range, given your expertise. Your application should prominently feature: - Your experience with Flutter development. Demonstrable knowledge and understanding of various aspects of Flutter development will be highly beneficial. Ideal Skills: - Strong understanding of Flutter - Familiarity with User Authentication, Push Notifications, In-app Purchase - Excellent problem solving While the specific features are currently not defined, having experience in the mentioned areas will give weightage to your application. Please note, we are specifically looking for ...

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    Having recently finalized the development of my iOS application utilizing React Native, I need a capable and experienced developer to take over the next steps. This is where you come in. What I Expect: - Review and compile the provided iOS source code in React native, diagnosing and fixing any potential errors that may arise. Give me ipa to test before to sure everything is fine - Prepare the successfully compiled app for uploading, ensuring it meets all necessary specifications set forth by Apple's App store. - Effectively handle the actual uploading of the application to the App Store, accounting for every minor detail that ensures a successful and hassle-free upload. Skills and Experience Needed: - Profound knowledge and prior experience with React Native is mandatory, given the ...

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    I'm in need of a versatile and experienced developer who can build an app for both iOS and Android platforms. The timeline for this project is within a month. Specific programming languages aren't dictated, although it must be proficient in handling cross-platform development. Key Requirements: - Expertise in mobile app development for both Android and iOS - Proficiency in cross-platform tools - Ability to complete the project within a month Your proposal should outline your approach, past experience in mobile application development, and estimated completion time. Your understanding of cross-platform tools will be key in this role. Let's discuss how you can bring my app vision to life.

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    I am seeking a dynamic freelancer with solid experience in desktop app development, especially for Windows OS. Your task will be to create a simple, yet highly efficient audio streaming softare equipped with superior audio quality. Key Features Should Include: - Static image background - Start/Stop button for easy control - Direct download links to Google Drive or Dropbox Your focus should be: - High fidelity audio quality - User-friendly interface - Swift, efficient download capabilities Please note that time is of the essence. The project needs to be expedited, so I would appreciate if you could start immediately. Prior experience in audio app development will be a definite plus.

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    I am in need of a quick service to list physical goods on an Amazon platform. This job requires swift execution, and the ideal freelancer should have: - A firm understanding of the Amazon eCommerce platform - Previous experience in listing physical products online - An ability to complete this project as soon as possible In order to expedite this process, please include a detailed plan for rapid completion in your bid. Candidates with a proven track record in similar tasks will have the edge. Let's get started immediately.

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    I am seeking a professional versatile in creating Apple Pay invoices that will be accessible across iPhone, iPad, and Mac devices. It's yet to be decided whether this project requires a standalone application or integration with an existing system. Therefore, I value adaptability and forward-thinking in my potential hire. Key requirements: - Develop a system that facilitates the creation of approximately 20 Apple Pay invoices monthly Desirable Skills: - Familiarity with Apple operating systems across multiple devices - Experience in financial app/software development - Proficient in system integrations and standalone application development - Excellent problem-solving skills with a capacity to adapt as per project needs. Please detail your previous work in similar fields and y...

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    Hello, I am planning to launch a social media app and I am looking for a Technical Advisor to help me with the process. The app is a Flutter-based social media platform with features such as user authentication, bottom navigation, and real-time data storage using Firebase. I will also be implementing a profit-sharing feature for influencers who create content on the platform. As a Technical Advisor, I am looking for someone who can help me with the following tasks: Reviewing the app's technical requirements and ensuring that they are up-to-date and compatible with the latest versions of Flutter and Firebase. Providing guidance on the best practices for integrating Firebase with Flutter and ensuring that the app's data is stored securely and efficiently. Reviewing the app'...

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    I'm in urgent need of a React Native expert, who can jump right into my project and add new features swiftly. Due to project sensitivity, I can't specify the new features right now, but we can discuss this over a private channel once you come on board. The project must be completed as soon as possible. Advent candidates should: - Be highly skilled with React Native - Have a swift working pace to match project urgency - Be excellent at interpreting non-specified tasks and requirements - Have a good understanding of mobile app components and functionality Looking forward to a fast and fruitful collaboration.

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    I need a proficient developer to build an iOS mobile application that serves to locate lost or stolen devices. Key Features: - Real-time location updates: The system should provide instantaneous location alerts to keep us posted on the device's whereabouts. - Location history logs: The software should track the device's past locations, showing us a clear timeline of its movements. - Geofencing alerts: It should support configurable geofences and push notifications when the device enters or leaves a predefined zone. Ideal Skills & Experience: - Proficiency in iOS platform development - Previous experience building GPS tracking applications - Understanding of geofencing concept and implementation - Ability to implement real-time updates functionality. sistema com seguintes...

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    I'm looking for a talented developer who can bring my vision for a next-level messaging app to life. This isn't your basic communication application, and I want the additional features to reflect that. Key Deliverables: - A fully-functional messaging app for iOS and Android. - Full suite of standard messaging features (likely mirroring those offered by WhatsApp), including, but not limited to, text messaging, group chat, file sharing, video and voice calling. - Elevated security measures, such as end-to-end encryption to ensure privacy and protect user data. - Fun engagement features like a wide range of stickers and emojis. Your Experience: I'm ideally looking for someone who has experience in mobile app development, especially communication or social networking apps. ...

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    App for Insurance companies 2 日 left
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    This is what I am going to ask the dev to do and price up can you think of anything I'm missing: *A user-friendly interface that enables individuals to report an incident by clicking a designated button. *The application may prompt users to describe the nature of the incident, such as a collision involving vehicles, an object, or a pedestrian. *Based on the provided details, the app will guide users through the process of documenting the incident comprehensively. This includes capturing essential photographs, verifying the insurance status of the other party involved, and advising on contacting law enforcement if necessary. The aim is to equip underwriters with all necessary information to maximize the likelihood of a favorable outcome. *The application will ensure all images are ...

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    I'm in need of a proficient developer to create a cross-platform mobile app with the primary function being the remote control of a sensor. Qualities and Skills Expected: • Extensive experience with cross-platform app development • Demonstrable proficiency with sensor-based applications • Familiarity and understanding of movement sensor data Responsibilities: • Design and build a mobile app capable of remotely controlling a sensor • Ensure sensor compatibility with mobile app • Orient development towards movement data collection. As a sensor activated by touch. Your expertise in the above will be valuable to this project. Looking forward to a successful completion.

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    I'm seeking an experienced app developer to kick start a new iPhone app project from scratch. The point of this app is its "Stripe Tap to Pay" feature. This project is not a sequel; it demands creation from the ground up. Key Aspects of the Project: - Development of an iPhone app - Specifically tailored for taking payment on a IPhone - Integration of "Stripe Tap to Pay" functionality Ideal Skills and Experience: - Previous experience in iOS app development, especially Stripe apps - Proficiency in integrating payment gateways, preferably the "Stripe Tap to Pay" - Solid knowledge of user interface design and user experience strategies. - To show me how everything works and provide the source code

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    I'm seeking a seasoned developer with a broad understanding of iOS device settings and WhatsApp functionalities. Your task will involve: - Customizing the lock screen settings of my iOS device specifically by modifying the passcode features. - Enhancing certain aspects of WhatsApp, through development of new features. - should access the phone remotely with email id. The ideal candidate should have: - Extensive experience in iOS system customization - Profound grasp of WhatsApp features - Ability to identify and troubleshoot any potential issues within the iOS system seamlessly - Keen attention to detail, ensuring all customizations fulfill given requirements - Excellent communication skills to update me regularly on the project’s progress. This job requires a specialist w...

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    Swift Developer for iOS Bug Fixes 2 日 left
    認証完了

    I'm seeking an experienced iOS developer proficient in Swift to rectify some issues in my mobile application. The focus will be on: - Bug Fixing: You must be able to address and resolve current functionality issues. Specifically, the normal features of the app are not working as expected. Skills & Experience: - Solid knowledge and experience with Swift and iOS development are essential. - Proven track record in debugging and improving app functionality. - Strong attention to detail to avoid future misfunctions or bugs.

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    Need to develop membership registration form in PHP with following features. OTP verification of mobile number, After submission entries should get displayed in backend Application reference number should get displayed in End Screen and Email with Form submission date and time

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    E-Commerce Mobile App 2 日 left
    認証完了

    I am seeking a skilled app developer who can create a mobile application for both iOS and Android platforms. The primary function of this app will be to sell products and services, thus it will be transactional by nature. I need someone who has experience with PASSION DAN... Key requirements: - Experience in developing e-commerce apps - Ability to create user-friendly interfaces - Expertise in both iOS and Android app development - Understanding of secure payment gateways for transactions It's important to note that this application will not need to sync with a website or any other platform. You will develop this stand-alone app to provide an effortless shopping experience to customers.

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    We are an innovative and growing online casino looking for a highly competent Cocos2D developer to optimize and speed up and improve game performance. We aim to provide a seamless and immersive gaming experience to our users, and we want to partner with a talented professional who shares our vision. Main responsibilities: In-depth analysis of current website and game performance. Identifying and resolving potential code issues. Optimizing existing Cocos2D code to improve loading speed. Proven experience developing with Cocos2D. In-depth knowledge of performance optimization best practices. Flexible remote collaboration. Stimulating and dynamic work environment. Thank you in advance for your interest and we look forward to considering applications.

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    I'm in need of a mobile app developer with experience in the fitness and health sector. This app should cater to individuals seeking improvement in overall fitness, primarily via live daily classes. Key Required Features: - A platform for live daily fitness classes - A subscription feature providing exclusive benefits. Exclusive Subscription Benefits: - Access to exclusive classes not available to non-subscribers - Direct access to a dietitian - dance classes, yoga classes etc The ideal freelancer will have relevant experience in creating similar fitness apps and be familiar with integrating payment gateways for the subscription feature. Proficiency in iOS and Android platforms is essential. A portfolio showcasing your previous work in this area would be extremely beneficial for ...

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    As a client looking to develop a cross-platform application, I am currently open to ideas about the main functionality. This leaves room for creative freedom and innovation, based on your professional advice and expertise. Essential Experience and Skills: • Proficiency in cross-platform mobile app development • Innovative thinking and problem-solving skills • Flexible approach towards project completion • Positive track record with projects of a broadly similar nature Timeframe: There is no set deadline for this project. Hence, your proposal can be designed around flexibility in time management and with focus placed on quality, rather than speed of completion.

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    I'm in need of an experienced app developer who can create a mobile application on both iOS and Android platforms; an app developed using AppSheet from Google Sheets. The primary function of this application will be for data collection, specifically for tracking the status of Fire Department Equipment inventory inspection. The ideal applicant would be proficient in: - iOS and Android app development - Working with Google Sheets - AppSheet app development - Data management and analysis Please note, this project doesn't require information distribution of news, product updates, or educational materials. It focuses solely on inventory tracking and data collection. Those with prior experience in similar projects will be highly considered.

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    Mobile App Developer Needed 1 日 left
    認証完了

    I am seeking a skilled mobile app developer for iOS and Android platforms. While I didn't specify the main purpose of my app, desired features, and the project completion deadline, I invite freelancers who are versatile in various app categories. Ideal skills: - Extensive experience in mobile app development - Strong proficiency with iOS and Android platforms - Ability to suggest features based on past projects The freelancer should be capable of working with little guidance and be creative in providing solutions for a broad spectrum of mobile applications. The project timeline will be discussed further upon selection. Please include your portfolio of previous mobile app projects when bidding.

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    I am seeking a skilled mobile app developer to create a cross-platform application that caters to both iOS and Android users. This app's key purpose is to act as a service-based platform, with a primary focus on health-related services. The ideal candidate should possess the following: - Strong experience in developing cross-platform mobile applications. - Proven knowledge in integrating advanced search functionality. - A clear understanding of health-related services would be beneficial. Key Features Required: - User-friendly app interface - Efficient search mechanism tailored towards health services - Ensuring seamless utilization across both iOS and Android platforms. Your task will be to transform these requirements into a dynamic and efficient mobile application that will en...

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    Looking for an experienced Flutter developer who can deliver a rock-solid multi-platform application compatible with iOS, Android, and Web, with a quick turnaround time. Must-have skills and experience include: - Proficient in Flutter Development - Experience with cross-platform compatibility - Solid understanding of how to implement user login and registration systems - Adept at integrating push notifications - Experience with payment gateway integration - Familiarity with video player functionalities I require this project to be completed ASAP, so I need someone who can get started right away and prioritize this project. The application's core functionalities include user login and registration, push notifications for app engagement, seamless payment handling, and video player int...

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    Closet Organiser App for Stylists 1 日 left
    認証完了

    I am looking to create a mobile app for both iOS and Android platforms. The key functionality of this app is to allow users to upload pictures from their smartphones of outfits from their wardrobes. Primarily, this app is intended to be used by professional stylists to piece together ready-to-wear outfits for their clients. At present, I am unsure about whether I need multiple user roles with varying permissions, such as a stylist and a customer role, within the app. However, it would be beneficial if the system is designed with a scope to incorporate this feature at a later time if needed. While I am not requiring social media integration for outfit sharing immediately, I am open to adding this feature down the line. Ideal Skills and Experience: - Mobile App Development - Experience wi...

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    Necesito crear una app para iOS y android detalles en el chat

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    I am on the hunt for a well-versed iOS developer who excels in Swift to create a user-friendly app. The application should focus on premium user experiences by incorporating the following features: - User Login and Authentication: The developer must program a secure login system to keep user data secure. - In-App Purchase Functionality: The app should include upgrades or additional features that users can purchase to elevate their experience. - Push Notifications: The developer should integrate a system that can send alerts and reminders to enhance user engagement. - Nearby User Search: An attractive feature that allows users to find and connect with nearby users based on specified interest categories is critical for the project. This project requires an experienced developer with a sol...

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    I'm urgently seeking a programmer capable of developing a live streaming app that is compatible with both iOS and Android devices. Given the urgent nature of this project, freelancers with proven experience in rapid development are preferred. Ideal skills include: - Cross-platform development in iOS and Android - Ability in ensuring the app's performance standards As for the features, we could discuss further down the line but I'm definitely considering having a chat interaction and video recording ability. Your professional assessment will influence the final features chosen for this app. Your prompt response will be highly appreciated. If possible, I need you to take a look at the Tango live application and give me your opinion because I want a program similar to it in ...

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    I am on the hunt for a highly skilled app developer to build a comprehensive photo editing application named "CBarman". The goal is to create an app that can deliver both online and offline editing functionalities. The most crucial features include: - Filters: A wide variety of artistic and creative filters, similar to those offered in Adobe Lightroom. - Crop and Resize: An intuitive user interface to allow users to alter the dimensions of their photos with ease. - Adjustments: Advanced photo adjustment options to refine color, tone, contrast, and other key elements. Another essential requirement is the app's integration with various social media platforms to facilitate the effortless sharing of edited photos. The successful applicant will ideally have experience in devel...

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    I'm seeking an experienced app developer to deploy an iOS app designed for Agritech. The app is already done in flutter and ready to be deployed. Skills and Experience: - Extensive knowledge of iOS development - Experience in working with deployment of iOS apps to app store. Your understanding and application of these requirements will be essential to the success of the project.

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    I am in need of an app developer proficient in iOS and Android platforms to create a solution for individuals to post apartments they are aiming to sublease. Key App Functionalities: - Search and Filter: Users should be able to streamline their search through a range of parameters ensuring matching listings. - Save Favourite Listings: Users should be able to save listings they are interested in for further review. - In-app Messaging: This feature should enable users to communicate directly within the system enhancing convenience. - Listing Presentation: Each listing should incorporate pictures and relevant details like examples (ex: yugo 1 bed) for precise references from users. Ideal Skills and Experience: - Previous experience in real estate or classified ad app development is preferr...

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    I need a tech-savvy expert who will help me develop a voice chat application for both Android and iOS platforms. to finish our application you can see the application :

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    Multi-platform Trading App Development 11 時間 left
    認証完了

    I urgently require a proficient app developer to publish a trading app that will be accessible on both Google Play and Apple App Stores. Key Features: - Real-time market data: The app is capable of providing up-to-the-minute financial data to keep the users informed. - Portfolio tracking: Users is able to track and manage their portfolios efficiently within the app. The project needs to be completed ASAP. Hence, a dynamics developer with tangible experience in creating similar apps and can work effectively under tight schedules would be the ideal candidate for this assignment. Proficiency in cross-platform development tools would be a bonus.

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    9 入札
    IOS App Store Submission Assistance 8 時間 left
    認証完了

    I am in need of a knowledgeable hand to guide me through the process of successfully submitting my iOS app to the App Store. Even though I've carefully examined the App Store guidelines and believe my app adheres to all requirements, it's continually being rejected due to alleged violation of in-app purchase rules and others. The context is that my application handles transactions of digital products. I would like to avoid paying commissions to Apple but still adhere to the guidelines. Hence, your expertise in understanding Apple's rules and the mechanics of in-app buying for digital goods will be very valuable. Your role will be to: - Examine the application and its in-app purchasing system - Identify areas that might be causing issues with the guidelines - Recommend and ...

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    I'm seeking a proficient developer to create a unique mobile application designed for both iOS and Android platforms. The purpose of this app is to provide a convenient platform for users to advertise businesses for sale or to find business buying opportunities. Key Features: * User Profiles: Users should be able to create profiles including basic information such as name and contact details. Functionality for users to receive reviews and ratings on their profiles is also important. * In-App Messaging: A secure, in-app messaging system is required to facilitate communication between users. * Advanced Search Filters: Incorporate advanced search filters to allow users to effortlessly search and find businesses according to their criteria. Ideal Skills and Experience: * Expertise in ...

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    Trophy icon Smart Food QR Scanner App 13 日 left

    As a business owner, I urgently need an innovative mobile application that effortlessly connects consumers with the products they love. This application is centered on food products and should serve as a reliable informant for food lovers and health-conscious individuals. Here’s what I am envisioning: VERY VERY IMPORTANT THE APP NEED OBJECT RECOGNIZATION. NOT ONLY QR SCAN. With the picture or the chocolate, the flavor need to be recognize. **Requirements:** - Ability to scan QR codes on food packaging. (Chocolate box) - open the app (existing or to be create) - Recognize the product in the box and tell the consumer the flavor - Display nutritional information, ingredient lists, and product descriptions. - Track purchases to facilitate repeat sales. **Ideal Candidate:** - Proficie...

    $175 (Avg Bid)
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    $175
    17 エントリー

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