Apple Inc services including Apple Music, Mac and mobile App Stores faced outages on Tuesday, according to the company's system status page, for the second straight day.
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The cause of the outage remains unclear.
Services facing issues also include Apple Books, Apple Card, iCloud Web Apps, Weather and Podcasts.
Apple said some users may not be able to use Apple Card for web transactions, apply on the web, or access card.apple.com.
On Monday, Apple Music, iCloud storage service, Apple TV and Apple Store were down briefly, according to Downdetector.com, which collates status reports from sources including user-submitted errors.