I have a list of users who are using the application then which word is correct? user's list or users list
It's "user list" or "list of users". Consider the common phrases "grocery list" and "to-do list". The words "user", "grocery", and "to-do" in "____ list" function like adjectives, they qualify the word "list". What is it a list of? It's a list of users. What type of list is it? It's a user list.