Proj iphone example json jobs
I'm looking for a developer to build a simple macOS command line application written in Swift. The main functionality of the app will be related to f...line application written in Swift. The main functionality of the app will be related to file management. Ideal skills for this job include: - Proficiency in Swift - Experience with macOS app development - Understanding of command line interface - experience with WebRTC and Streams While the specifics of the output format have not been finalized, the app should be able to produce text output, JSON output and log files. Therefore, experience in creating different types of output from an app would be beneficial. Ultimately, I'm looking for a developer who can deliver a simple yet effective command line application that me...
...Group Bookings Parse/scrape the appointment scheduling pages to identify available time slots. Allow users to enter multiple passport details (group bookings). Confirm the chosen appointment time(s) via the relevant POST requests. Payment Link Extraction After confirming appointments, automatically retrieve the payment link from the response or subsequent pages. Provide a reliable method (HTML/JSON parsing) to consistently extract the payment link. Telegram Notifications Integrate with Telegram Bot API. Once the payment link is obtained, immediately send it as a message to a specified Telegram chat or group. Scheduling/Automation Optionally implement a cron job (or similar) to run the reservation process periodically, checking for new available slots or cancellations. User-Fr...
...Stamp) on invoices. 3. More detailed technical specifications (XML/UBL structure, meeting Schematron rules, checking JSON APIs). 4. Processing Authority responses (approval, rejection, error codes) and storing/updating information. We currently have a system (Django/Python) that implements Phase One: generating simplified or standard electronic invoices locally, displaying a QR Code. We now need to fulfill the full requirements of Phase Two to ensure compliance with invoice issuance rules and integration with ZATCA, noting that Phase Two is almost ready. Required Tasks • Ensuring how invoices and tax information are stored. • Checking the basic structure of XML or JSON files that were prepared. • Adding a digital signature (Cryptographic Stamp): &bul...
I need an experienced developer to edit/add some basic functionality to my existing calendar and incorporate new functionalities using JSON through existing APIs. We need some small adjustments to an already existing calendar (e.g. read data like available or not and prices for dates from a database, integrate and display etc.) Then this calendar needs to be integrated into a website with various simple options ( like 1 or 2 month display, etc. preferably via API to show on several different websites) Then, if a reservation is made with this calendar, it must be stored via API V2 in the channel manager of To do this, some json data must be read or created, checked and processed via API and webhook, e.g. the availability of the selected date range must be checked and a pay...
Maybe using Puppeteer? because website seems very protected. I'm looking for a skilled web scraping expert with a focus on e-commerce. The project involves extracting specific product information from only one platform. Key Requirements: - Extracting price and availability from product pages - Experience with web scraping tools and techniques - Response in json format Please note that I will disclose the specific platform to scrape during the project. I have a shared server so this ideally would have to be done with php. For starting now please.
...Development: Build or enhance a REST API to manage user inputs and retrieve stored/parsed data. • Documentation: Provide detailed documentation on API usage, database schema, and parsing logic. Skills Required: 1. Backend Development: Python (Flask/FastAPI/Django) or Node.js. 2. Database Expertise: Firebase Firestore,. 3. API Integration: Hands-on experience with OpenAI APIs. 4. Parsing/Data Processing: JSON parsing and NLP tools. 5. DevOps: Deployment experience (Google Cloud, or Firebase). 6. Testing and Security: API testing (Postman/Swagger) and handling secure API keys. Deliverables: • Fully integrated ChatGPT system. • Database with structured inputs and responses. • Parsed outputs in a structured format. • API endpoints for input submission and r...
Maybe using Puppeteer? because website seems very protected. I'm looking for a skilled web scraping expert with a focus on e-commerce. The project involves extracting specific product information from only one platform. Key Requirements: - Extracting price and availability from product pages - Experience with web scraping tools and techniques - Response in json format Please note that I will disclose the specific platform to scrape during the project. I have a shared server so this ideally would have to be done with php.
A skilled Lottie JSON animator needed to create a captivating splash screen and loader animation for our grocery delivery app. The animations should be designed for optimal performance on both iOS and Android platforms.
I need assistance with QGIS to create a WKT (well known text) to define a CRS (coordinate reference system) for a Cylindrical Equal Area at 45° 1st Standard Latitude. (Gall-Peters projection) Unfortunately the proj string "+proj=cea +lon_0=0 +x_0=0 +y_0=0 +lat_ts=45 +ellps=WGS84 +datum=WGS84 +units=m +no_defs" does NOT work. Key Tasks: - Utilize QGIS for defining the Coordinate Reference System. Ideal Skills and Experience: - Proficient in QGIS software. - Extensive experience with the WGS 84 CRS. - Familiar with generating WKT from geographic data. - Strong understanding of spatial data analysis and mapping.
...behind-the-scenes glimpses, live concerts, and sharing the essence of his wellness resort, you’ll create a cohesive narrative that resonates globally. Responsibilities • Shoot video and photos with a creative and artistic approach, including drone videography, capturing the magic of music performances and the serenity of the wellness resort. • Edit videos using Adobe Premiere Pro and iPhone apps to produce Instagram and TikTok reels, storytelling content, live music clips, and serene resort visuals. • Create dynamic short music video clips, multi-layered storytelling, and engaging behind-the-scenes content. • Write and post authentic captions in fluent English that reflect the artist’s voice and values, covering topics r...
...admin APIs. Budget: 100 USD Deadline: Complete within 3 days Requirements: Organizing the API Documentation: Review and organize the existing backend API interfaces, ensuring all APIs are included in the documentation. Ensure the documentation contains all necessary details: request parameters, request paths, request methods (GET, POST, PUT, DELETE, etc.), request bodies, response bodies, example data, etc. Each API should have a clear description of its functionality, so developers can understand and use it quickly. Categorization: Categorize the APIs based on functionality, such as frontend APIs, backend APIs, and admin APIs. Each category of APIs should be logically grouped by functionality, importance, or usage sequence. Detailed Content: Each API response type (e.g., s...
We are seeking experienced ios/android developer based in Pakistan. The ideal candidate will have a proven track record of developing mobile application and have experience which convert ios to android. Your expertise will be crucial in identifying potential functions of ios Xcode and creating android apk as well. This is a long-term project an...experienced ios/android developer based in Pakistan. The ideal candidate will have a proven track record of developing mobile application and have experience which convert ios to android. Your expertise will be crucial in identifying potential functions of ios Xcode and creating android apk as well. This is a long-term project and for the first time, I need to discuss app's functions on an iphone. Let me know if you can st...
I need to develop the following elements: pagination, pie chart, table of contents, and list of events. I have a preliminary design. The work must be done in InDesign. I have the InDesign files. Detailed information is provided in the PDF file proj 01_uwagi. I am attaching the designs of the two charts and the brochure. Please use them and adjust them to the data. Use the same colors as the 'blue' chart. The chapter page layout is important. Once the work is completed, I will need the files in InDesign The data and texts are in the file: project from 2023 The links contain the files – please review them.
I'm looking for a professional skilled in Tesseract and OCR technology to process a number of printed English documents. The OCR output should be in a structured format, specifically CSV or JSON. Ideal Skills: - Proficiency in Tesseract and OCR - Experience in data structuring (CSV, JSON) - Familiarity with processing printed documents Please provide examples of similar projects you've completed in the past.
I'm currently encountering a CORS policy error while trying to interact with an API in my React Native application. Unfortunately, I don't have access to the server to make adjustments. I've attempted to resolve this issue by using a proxy server, but I still need assistance. Details: - The API request I'm making is a POST request. - The data being sent in the POST request is in JSON format. Ideal Skills and Experience: - Proficient in React Native and JavaScript. - Strong understanding of CORS policy and its bypass methods. - Experience in handling API requests and troubleshooting related issues. - Familiarity with using proxy servers for API requests.
Problem Description In the invoice module, when handling digital product variati...invoice generation function. Template Update: Frontend Template (HTML/PDF): Add the logic to display variation_name. Update the table section to include the corresponding variation as a sub-item or a separate row. Backend Logic: Invoice Generation Code: Check if the digital product variations' data is being properly retrieved. Ensure the variation details (name and amount) are recorded in the JSON structure or the relevant object for invoice rendering. Testing: Create test cases for digital products with different variations. Validate that: a) Variation names and amounts appear correctly on the invoice. b) The invoice design (HTML, PDF) remains intact and displays the data properly. Laravel 9...
We are seeking a skilled freelancer to design high-quality and visually appealing screenshots for our iOS apps. The screenshots will be optimized for two device sizes: iPhone and iPad, ensuring that they effectively showcase the unique features of each app in a professional and engaging manner. Scope of Work - Device Compatibility: The freelancer will design screenshots for two device sizes: - iPhone (4-5 screenshots per app) - iPad (4-5 screenshots per app) - App Categories & Custom Designs: Each app belongs to a different category, and its design should reflect the nature of the category. For example: - Finance apps – should have a financial-themed design. - Nursing/medical apps – should have a medical-inspired design. - Busi...
Iphone led cover design Product design
I am building a web app with Laravel. and trying to make a mobile app for Android/iOS with React Native. but as I am not familiar with React Native, not sure about the best practice, structure for the app. so I want to hire a knowledgeful person for React Na...Backend. just using the default lang file simply.) -Creating the pages with blank screens. (Footer Navigator for the top level pages such as "Search", "Schedules", "Add Offer", "Notifications", "Mypage". Go back button on the header on next level pages. except for the functionable pages as above, it can be just a white blank screens. no need to work on them on this project.) *I can change the json output from Laravel backend accordingly. so you can let me know when it needs t...
I'm seeking an experienced mobile app developer to create Android and iPhone apps for my existing website. The core features that need to be integrated into the mobile apps include: - User login and registration - Content viewing and updates - Task management - Organization tools - Access to the Marketplace User Authentication: The preferred method for user authentication is simple and secure - Email and Password. Content: The apps will need to support viewing and updating text articles. Ideal Skills and Experience: - Proven experience in mobile app development, particularly converting websites to apps. - Strong understanding of e-commerce functionality integration. - Expertise in user authentication systems. - Proficiency in designing for content viewing and updates. - Exp...
We are looking for Gas Leak detector for home. Below are the requirements. Type 1: Gas leak detector without App Ability to detect LPG(Methane), natural gas, coal gas,...adopts Easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas. Low warm up time (<1 Minute) Reboot system button LED with Alarm indicator, state indicator and power/low battery indicator. Gas leak detector should be wifi enabled (IOT) Code for further customization of gas sensor API for integrations with our company application. Mobile app for android and iphone App can be installed on multiple devices with same user id and password. App configuration Gas detector pairing option Ability to add multiple gas detectors Alert notification for Gas leak Low battery Hear...
Project Summary: Request Management System Objective: Develop a simple, user-friendly online request management syste...status. Export reports to Excel/PDF. Access Control: Only authorized roles can approve/reject requests. Unauthorized users should see appropriate error messages. Custom request forms based on department/role. Technology Preferences: Web-based (accessible via PC & mobile). Simple UI with minimal complexity. Hosted online for real-time access. Suggested stack: Node.js (), MongoDB (or simple JSON storage), HTML/CSS/JS for frontend. Expected Deliverables: Fully functional web application with all mentioned features. A user-friendly dashboard for tracking and approvals. Secure authentication and authorization system. Documentation on how to use and maintain the sy...
I'm seeking a skilled developer with extensive experience in creating and managing GTA V Rage:MP servers, specifically tailored for role-playing. The server will need to incorporate ...players can join, each with its own unique characteristics and objectives. - Jobs: A diverse range of virtual jobs that players can undertake, contributing to the server's economy and providing additional gameplay opportunities. - Events: Regularly scheduled in-game events that can foster community interaction and keep gameplay exciting. The ideal candidate should have proficiency in JavaScript and JSON, with a keen eye for creating a realistic user interface (UI). Previous experience working on a Rage:MP server is absolutely essential. Please include examples of your past work on similar p...
My Lenovo Ideapad running Linux Ubuntu has encoun...only to be met with a tty1 login prompt. Despite multiple attempts, including using recovery mode and various key combinations (Ctrl+Alt+f1, f2, f3, f5, f12), I cannot bypass this screen. The situation has become critical as I have important data on the laptop that hasn't been backed up. The problem seems to have been triggered after I removed the package called libimobiledevice to stop direct iPhone access. Skills and experience ideal for this job include: - Extensive knowledge of Linux Ubuntu - Experience troubleshooting Lenovo Ideapad - Data recovery skills - Ability to work under pressure I'm in urgent need of a professional who can help me resolve this issue and recover my data. Please reach out if you're a...
...$eircode); $eircode = strtoupper($eircode); }else{ $eircode = ''; } $mapsApiKey='AIzaSyB1DsbfwbSiKJmpR5aBmCxtErD54l177K0'; $query = "".urlencode($eircode)."&key=".$mapsApiKey; $data = file_get_contents($query); // if data returned if($data){ // convert into readable format $data = json_decode($data,true); //print_r(json_encode($data)); //exit; $address=$data['predictions'][0]['description']; $addressquery="".urlencode($address)."&key=".$mapsApiKey; $addressdata = file_get_contents($addressquery); if($addressdata){ $addressdata = json_decode($addressdata,true); $long_name=''; $locality='';
I need an advanced PHP script that displays updated content in real-time on basic HTML without having to reload/refresh the site. Those data is mostly in JSON format from .log-files. -no fixed intervals (update when there are new logs) -no leaking endpoint -web server should not log when the content is updating
I'm looking for a skilled web scraper with API development experience. The task involves extracting product information from three specific websites. Key Requirements: - Extract product descriptions from specified websites - Develop an API to facilitate this - Present data in a user-friendly JSON format Ideal Skills: - Strong background in web scraping techniques - Proven experience with API development - Attention to detail - Ability to work independently If you've successfully completed similar projects in the past, I would love to hear from you!
I'm looking for a skilled developer to create an API using Google Cloud Functions. This API will handle JSON data, and its primary function will be to store this data in a database. Key Responsibilities: - Design and implement an API using GCP's Cloud Functions - Ensure the API can effectively handle and process JSON data - Integrate the API with a database for data storage Ideal Skills and Experience: - Proven experience with Google Cloud Functions - Strong understanding and practical skills in handling JSON data - Previous experience in designing and implementing APIs - Proficient in database integration and management
...in API workflows and JSON parsing to help me complete a backend workflow in Bubble. The goal is to process data from QuickBooks Online’s Balance Sheet API and store specific values, such as "Total Bank Accounts" and "Total Accounts Receivable," in a Bubble database. I already have: - A working API connection in Bubble that returns the JSON response. - A backend workflow triggered by the API call. What I need help with: - Extracting specific values from the returned JSON response, such as: "Total Bank Accounts" and its corresponding balance. "Total Accounts Receivable" and its corresponding balance. - Mapping these extracted values to fields in a Bubble database Thing. - Ensuring that the backend workflow correctly proc...
I'm in need of a Python developer who can create a script for me. The script should be capable of extracting goals from ChatGPT's output and organizing them into a JSON file. Goals should be categorized by their dates. Key Requirements: - Proficient in Python programming - Experience with data extraction and JSON formatting - Ability to write efficient, clean, and well-documented code The script needs to be able to identify and extract any goal recommendation based on following duration: - Week - Month - Year Please provide examples of similar projects you've completed.
...such as Amazon, eBay, Walmart, ASOS, etc. Efficient Data Presentation: Return results in a clear, JSON-based format for easy integration with the frontend. Include sorting by price and basic filters (e.g., size, brand). Include features like sorting (price, relevance) and filtering (brand, size, ratings). Required Skills: Strong experience in backend development and API integrations. Familiarity with scraping technologies and tools (if necessary). Knowledge of color recognition and matching algorithms. Proficiency in working with e-commerce APIs. To keep costs low and the solution scalable, the microservice should utilize: Backend: Python (preferred), Node.js, or PHP. Data Handling: JSON-based processing, with minimal storage requirements. Deployment: Use free or low-...
Proposal...non-essential gameplay elements tied to plug-ins while ensuring smooth functionality. Testing: Conduct thorough testing to confirm smooth operation and a seamless user experience. Deliverables: Cleaned source code. Game description based on the updated version. High-quality logo. 4-5 high-resolution screenshots as per specified sizes for iPhone and iPad. Requirements (All Flexible): Daily Output: Deliver 4-5 games per day. ₹500/Game Screenshot Specifications: For iPhone 6.9 Inches: Portrait Games: 1290 x 2796 pixels Landscape Games: 2796 x 1290 pixels For iPad 13 Inches: Portrait Games: 2064 x 2752 pixels Landscape Games: 2752 x 2064 pixels This streamlined process ensures a clean, functional game with a seamless user experience, delivered efficiently on...
I need an expert to update my iOS app. Carplay works but there are some to be fixed. My priority is carplay - Updating carplay by the way that works on carplay devices before user need to open it on iphone (Multi radio streaming app) - Updating SDK's to latest version and codes beloging sdks - Updating deprecated codes - UI improvement. It is crucial that you have extensive experience with iOS development and Carplay integration. Familiarity with identifying and rectifying connectivity issues within Carplay is highly desirable. I look forward to your proposal.
...questions and papers. Ensure error handling, API logging, and efficient processing for optimal performance. Requirements: Strong expertise in PHP CodeIgniter framework. Experience with Azure OpenAI API and OpenAI PHP Client. Familiarity with Bloom’s Taxonomy, CO-PO mapping, and question frameworks. Ability to generate structured documents (PDF & Word) dynamically. Strong understanding of REST APIs and JSON data handling....
I’m on the hunt for someone to capture stunning B-roll for my upcoming documentary on the legendary wrestler Sabu and his fellow icon, Rob Van Dam. This is an epic project that will delve into their incredible stories and make a significant impact in the wrestling world. If you have an iPhone 15 or 16 Max and a passion for filmmaking, I want to hear from you! What I need: B-roll footage to include: Iconic locations in Japan where Sabu and RVD have made their mark Shots of wrestling venues and events that highlight their contributions to the sport Cultural landmarks that represent the essence of Japan A drone for additional aerial footage would definitely add some flair! Details: Your name will shine in the end credits of this documentary, showcasing your contribution to this...
...looking for a skilled developer to create a desktop application that can extract text from PDFs of company conference call transcripts in a structured manner. The extracted data should be formatted as a JSON or text file. Key Features: - Text extraction from conference call PDFs - Potential categorization of the text by sections (e.g., opening remarks, Q&A, closing remarks) - Structuring of the extracted text for future use with AI tools like ChatGPT or Deep Seek Ideal Skills: - Proficiency in desktop application development - Experience with PDF text extraction - Familiarity with JSON file formatting - Knowledge of AI tools and their data requirements I am open to the extracted text being categorized, but it is not a strict requirement. The main focus is on creat...
More details: What signs make you believe your iPhone has been hacked? message from mmeber of adult dating site claims to have hacked the phone What information should successful freelancers include in their application? Experience How soon do you need your project completed? ASAP
Project Description: I am seeking an experienced freelancer to assist with the following tasks on my website, Global Focus Today (): 1. Mobile Responsiveness: • Fix alignment issues specifically for iPhone users. Ensure all pages, articles, and elements display correctly on all iOS devices. 2. AdSense Approval: • Conduct a thorough review of the website to ensure it meets all Google AdSense guidelines. • Address any issues preventing AdSense approval. • Ensure the file (accessible via ) is correctly implemented and recognized by AdSense. 3. SEO and Indexing: • Analyze and resolve issues with article indexing. My website has over 200 articles published, but they are not appearing in search results when searched
I'm looking for a skilled professional to set up and customize a website template I've pur...structure and color scheme. - Adding new features such as a user login system and contact forms. A keen eye for detail is crucial as I need the website tested thoroughly to ensure all features and functions work perfectly before deployment. Ideal candidates should have: - Proven experience with Envato Codecanyon templates. - Strong web development skills (HTML, CSS, JavaScript JS, JavaScript JSON, PHP, etc.). - Familiarity with hosting environments and server configurations. - Ability to troubleshoot any issues. Deliverables include a fully functioning, customized website ready for deployment and a comprehensive testing report. Please share your portfolio and past projects i...
I'm in need of an expert who can scrape live video data from video streaming services. The data should then be converted into an API, with the format being JSON. Ideal Skills: - Proficiency in web scraping - Experience in API development - Understanding of JSON format Your primary task will be to collect data from live videos on various streaming platforms and turn it into a usable API. Please note that the specific types of data to be collected have not been specified yet. Prior experience working with video data is a plus. Please bid if you have the necessary skills and experience. Looking forward to your proposals.
I'm seeking assistance with a straightforward task involving minor corrections in JSON files and converting them to a new format. Job Details: - You will receive JSON files containing 600-800 lines. - Your task will be to rectify minor syntax errors using keyboard shortcuts (taking just a few seconds per file). - After correcting the errors, you will convert the file into a JSONL format – this process is simple and quick. - Each file should take around 2 minutes to complete. - In total, you will be editing 50 files. Requirements: - Basic understanding of JSON (just the essentials!). - No specialized skills are required, just the ability to use a few keyboard shortcuts and follow simple instructions. - This is a repetitive task, ideal for anyone seeking a s...
This is to bring attention to my programming CONTEST at: https://www.freelancer.com/contest/CrossPlatform-basic-example-app-with-JNI-Flutter-or-KotlinNative-Multiplatform-for-AndroidiOSetc-EST-2514642/details So do not BID here, instead GO TO the CONTEST at: https://www.freelancer.com/contest/CrossPlatform-basic-example-app-with-JNI-Flutter-or-KotlinNative-Multiplatform-for-AndroidiOSetc-EST-2514642/details
The basic example app is simple, just include several small binaries of Hello-World compiled/built with Rust/C/C++/golang and the app must execute them and display the app message in an activity or 'view'. So you will need to use JNI or ffi or channels or bridges if using flutter etc. You can use whatever cross-platform method you prefer. You must provide all sources and binary for Android and one other platform. Clear? The app will simply call several versions of "Hello World!" binaries (one in C, C++, Rust..) inside the "Apk" for example, and display the Hello World output in some GUI (graphical view/user interface) of the app. You can post just the BINARIES and provide the Source Code "after" you are AWARDED the contest. THAT...
Need a high skilled PHP professional to assist with a project that syncs JSON files in real-time. The project is strictly in PHP, without any frameworks. Please share an URL to your script so it can be viewed in live time. Key Responsibilities: - ChatGPT codes will not be accepted! - No endpoints leaked on HTML DOM - .json file will hold data such as logs, statistics or other data that changes in real-time - Content automatically updates when the .json data changes, not on a set interval. - web server access logs only log entries such as URL accesses or manual site refreshes (F5), but not when the content automatically updates.
...allow users to submit reviews Endpoint: POST spaces/:spaceId/reviews Payload: { "rating": 4, "comment": "Great location and neatly maintained." } Success Response: Status Code 201 (Created) Error Response: Return appropriate status codes (e.g., 404, 501). â—‹ Create a GET endpoint for users to view reviews Endpoint: GET spaces/:spaceId/reviews Success Response: A JSON array of reviews: [ { "reviewer": "John Doe", "rating": 4, "comment": "Perfect location" }, { "reviewer": "Jane Doe", "rating": 3, "comment": "...
My WordPress-based lottery site, , needs a few critical fixes and improvements. Issues to Address: 1. **Scrolling Issue on iPhone**: The site has slow or jittery scrolling on iPhones. This needs to be resolved for a smoother user experience. 2. **Ticket Reduction Problem**: Currently, when a payment is marked as 'Complete', the system reduces the tickets remaining by twice the amount it should. This needs to be corrected to reduce based on the quantity selected by the user. 3. **Payment Gateway Endpoint**: We need to expose an endpoint for our custom payment gateway. This will allow it to send completed IDs so we can automatically credit the appropriate user account. Miscellaneous tasks may also arise, so a flexible and problem-solving mindset will be valued. Ideal Sk...
...each milestone will release until the previous milestone will be tested and accepted) REQ 1, REQ 2, REQ 3 AND REQ 4 is the same Laravel project. REQ 5 is a different static project HTML 5 responsive without Laravel. REQ 1) Landing Page Functionality Create a dynamic landing page similar to The following content must be dynamically fetched from a REST API in JSON format: Colors (theme customization) Image URLs Favicon Social media links Bank account details Texts (headings, descriptions, etc.) List of raffles All fetched content must be displayed dynamically based on the API response. Raffle Page Functionality REQ 2) Develop a dynamic raffle page similar to or Fetch
I'm seeking a proficient React Native developer with experience in both Android and iPhone app development. The project involves creating a feature-rich app with the following essential functionalities: - User Authentication: The app needs a secure and seamless user login and registration process. Experience with OAuth and JWT is desirable. - Push Notifications: The app should have the ability to send real-time notifications to users. Familiarity with services like Firebase Cloud Messaging or OneSignal is a plus. - In-app Purchases: The app will have a monetization strategy involving in-app purchases. Previous experience with setting up and managing in-app purchases on both iOS and Android is crucial. The app will also need to integrate with various third-party services, inc...