Personal subscription, school subscription, and 1-Year All-Access Pass: You may use EarMaster on any phone, tablet or computer that you own.

Permanent license for 1 user:  You may activate your license on 2 computers as long as they belong to you and are not used at the same time.

EarMaster Pro Family Pack: You may activate your EarMaster Pro license on 6 computers belonging to your household.

In-app purchases on iOS, macOS, or Android: You may use EarMaster on all the devices that are connected to your Apple or Google account. For example, if you made an in-app purchase on your iPhone, you may use EarMaster on any iPhone or iPad connected to your Apple ID. If you bought an in-app purchase on your Android tablet, you may use EarMaster on any Android phone,  tablet, or compatible Chromebook connected to your Google account.