It's easy to check your Apple account balance on a PC or Apple device. 1. On your Windows or PC machine: 2. Open iTunes for Windows. 3. Sign in with your Apple ID. At the top of the iTunes window, click on 'Store'. Any balance you have will appear here below your profile name. 1. On your Mac, iPhone, or Apple device: 2. Open the App Store (select the App Store icon). 3. If prompted, sign in with your Apple ID. Any balance will appear below your profile name. If there is no amount shown, then you have no funds in your Apple account.