In addition to Gmail, the app also supports a variety of IMAP and POP email accounts and Exchange. Automatic filters can sort out social notifications and spam mail, and users can get really get down to the nitty-gritty, setting rules for tagging incoming mail by sender and automatically shunting them into folders. The Gmail app supports multiple accounts and notifications, while also offering particularly handy tools for organizing your emails. If you're already a heavy user of the search titan's web mail service, Gmail may very well do everything you need. Google's Gmail is available by default on most Android devices - you can download it for iOS, too, and even make it your default email app if you're running iOS 14.