Can I use EEi on a tablet or smartphone? August 31, 2020 19:43 Updated YES! EEi works on any device that can get to the internet. Recording is only available on the mobile devices via our iOS and Android Apps. Please visit the iTunes App Store or the GooglePlay Store to download the app for mobile. Related articles Why isn't my microphone/camera working? How do I sign in if I don't have a teacher or school and want to use EEi? Can I add an instrument from a different series to my account? Help Request How can I activate additional books in my account?