Small Customization, plugins Add (Paypal, Credit Card, Twitch & Facebook Live), upload, install and run

Only accept proposals in the range of budget.

I have a script code (Web App, iOS App, and Android App) but I need:

+Change by a basic skin the front-page Web app, App (Android & iOS). (I send the logo).
+Change a function (up to 75 guest limits for free plan and more than 76 guests for subscription)
+Generate a file with the language (English) for easy translation (the original in English. I send the Spanish translation).
+Change some design parts on the User profile page.
+Develop a basic page (with same front design) for Privacy Policy and Terms & Conditions
+Add PayPal Module and Credit Card Module for user’s payment annual subscription (enable/disable in Admin)
+Add Remitly API
+Add Twitch API and Facebook Live API
+Add Drive API (Share files, folders, and drives)
+Add emoticon API for text messages (https://openmoji.org/library/)
+Upload and install Web App, iOS, and Android App (I have the iOS Developer Plan, Android Developer Plan, domain, and hosting service)
+Deliver the final script code (Web App, iOS, Android)