AtKlass app for iPhone and iPad
Say that you were at class with atKlass.
As a student, you just need to enter your student ID and the code for that class (provided to you by your instructor) during the session, and you will be considered present.
Check who is atKlass.
As an instructor, you can attend students, create topics during the class that will be spread for all students to answer, send class messages, and get class/student attendance reports.
Blackboard integration (LTI 1.3 and REST API) available.