Need help adding in app purchase (IAP) to Android and iOS game built with Unity

Greetings, I would be glad to help you set up IAP for both android and ios, I dont have much experience with ios since I don't have an iphone to test on but I believe I can still manage to help you get going and guide you along the way how to build the app, remove errors and consequently upload to respective stores. Thank you, Cheers.

I've 7+ years of experience in Web Development/Web design, Mobile App Development(IOS/Android), Graphic design, Logo Design Business Cards & Stationery, Flyers & Brochures, Packaging Design, Web & Mobile Design, Social Media Design, Banner Ads, Photoshop Editing, Blogs, article writing, SEO, Social media marketing, Google Ads, Online Advertising, Google Adsense, Affiliate Marketing, Email Marketing, Mobile Marketing, Lead generation, online reputation management Skills - HTML, CSS, JavaScript, Bootstrap, Angular js, PHP, CI, Laravel, Shopify, Angular (All version, JS), Express js, backbone js, Node js, React native, Mongo DB, React js, node js, Python, Python scripting, Data scraping, Selenium testing, MySQL, PostgreSQL, SQLite, AWS(EC2, S3), Digital ocean droplet, Heroku, Gunicorn, Nginx, Apache, Django, DRF(Django Template, rest API, rest framework, unit test cases), Machine learning, Artificial intelligence, image processing, open cv, Deep learning, Sentimental analysis, Data science Magento , Android , Java, WordPress, Website Builders & CMS, Web Programming, E-commerce, Desktop applications, Support & IT, Chatbots, Data Analysis & Reports, Convert Files, Databases, User Testing, QA. I am very much interested in your job please invite me for further discussion and we will go ahead. Thank you...