Apple Mail, which is formally referred to as just Mail, is an email client that is included by Apple Inc. with its various versions of its operating systems for computers, including macOS, iOS, iPadOS, and watchOS. It is also preconfigured to operate with major email providers including Yahoo! Mail, AOL Mail, Gmail, Outlook, and iCloud (previously MobileMe), and it supports Exchange. Yahoo! Mail, AOL Mail, Gmail, Outlook, and iCloud are all examples of popular email providers.