Website for software selling

Automatically detect OS and provide correct download link Provide option for change if user want to download for other OS user can view in desktop or mobile pages come good Pricing Select subscription for 1-2-3... Months Purchase , apply promo code Payumoney User dashboard Login / singup Select subscription for 1-2-3... Months Allow create IDs after payment 1,2,3 whatever quantity purchased Services 1. 1 active service 2. Inactive service , expires date ,cost Service 2. Admin panel  1 active service 2. Inactive service , expires date ,cost Referral 1. Referral link [login to view URL] user's 3 automatically remove after 12th months, calculate 1 user's = 1% of paid amount till 80% Auto sent invoice to email Support 1. Live support 2. Ticket Admin dashboard Login All users with email and all information Active user's list show expires date Inactive user's Trial user's list active/inactive Admin panel Buying request for Admin panel List of request with all information Plan B add manually Admin panel user's list  Active user's list show expires date Inactive user's Monthly increase/decrease Referral income of all users  Pay referral manually Invoice sent Approved and declined payment