The best thing about guest queue is that it's user friendly interface which makes managing multiple event very easy! It can be used by any type of business such as hotels/hostels or restaurants etc but I think there should also have more features like availability check in list management feature to make this app even better than its currently available version!! Also if you are looking into something similar then definitely go with them because they really do what their says i'm sure yourβ¦
Pros
Easy way for users without much technical knowledge.