Gmail is a free search-based web-mail service. It offers a full featured web-based email client with search capabilities, a mailbox with Pop and IMAP access, SPAM protection, display of email threads as conversations, a labeling and filtering system, an integrated chat, 15 GB of free storage, etc. 

With the Gmail app you get:
• An organized inbox - Social and promotional messages are sorted into categories so you can read messages from friends and family first.
• Less spam - Gmail blocks spam before it hits your inbox to keep your account safe and clutter free.
• Multiple account support - Use both Gmail and non-Gmail addresses (Outlook.com, Yahoo Mail, or any other IMAP/POP email) right from the app.

Gmail

Online

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Gmail