Using the Mobile App
- Which devices are supported?
- What are study and test modes?
- How can I see an explanation of a question?
- How do I report bugs or provide feedback?
- Where can I review the mobile privacy policy and terms of use?
- How do I purchase a mobile app subscription?
- How do I upgrade or downgrade from mobile?
- How do I cancel my QA subscription using a mobile device?
- How do I request a refund for the app subscription?