FYI: Flip was formerly known as Flipgrid.
Flip is available both through a web browser (Chrome, Firefox, etc) and an app (iOS Appstore and Google Play Store). We suggest signing-up using Microsoft and your University log-in information.
Faculty: once you have an account, you can create a group (class) and then share with students.
Students: once you have an account, you can join a group (class) based on the code given to you by your instructor.