RFE (Robust Free Engagement)
Definition
RFE stands for Robust Free Engagement, a term used to describe a strong and sustained level of user interaction with a product or service during a free trial or freemium period. It indicates that users are deeply engaged and likely to convert to paying customers.
Translation →
Translation
When your free users are so into your product that they’re practically living in it, making you hope they’ll soon realize they can’t live without it—and finally pay up.