Magento 2 customer attributes helps to create an unlimited number of attributes with ease and then effectively manage them without the need of a developer.
A smart way to add extra attribute fields and gather as much valuable customer data.

• Create and customize unlimited customer attributes/ customer address attributes
• Manage customer attributes systematically and effectively
• 2-side editing: customer and admin
• Allow different input validation for each attribute
• Compatible with one-step checkout extension
• Product recommendations: Order Attributes, One Step Checkout, SMTP Module
  

This product is the part of the loyalty program