Guest to Customer for Magento 2 | Cynoinfotech
Magento 2 Guest to Customer is a feature developed by Cynoinfotech that automatically creates new accounts for unregistered customers after checkout. This feature also helps website admins manage guest users more effectively with email's intelligent order-saving function. The Guest to Customer Magento 2 extension helps you automate customer account creation on behalf of guest users. Create accounts manually or automatically as soon as customers place orders.
https://www.cynoinfotech.com/product/guest-to-customer-magento-2-extension/