Install the CRPO Exam Lab

Free, and nothing to download from an app store. Put the lab on your home screen like any other app. It opens in its own window, and cases, cards and lessons you have opened stay available when you are offline. Your progress is kept on the device and syncs to your account when you are back online.

Mock exams and signing in need a connection. Nothing is downloaded from an app store, and the app updates itself whenever you open it online.