Yahoo! Mail
Yahoo! Mail is an email service launched in 1997 through the American parent company Yahoo!. Yahoo Mail provides four different email plans: three for personal use (Basic, Plus, and Ad Free) and another for businesses. By December 2011, Yahoo! Mail had 281 million users, making it the third largest web-based email service in the world. Since 2015 its webmail client also supports managing non-Yahoo e-mail accounts.
MyMail
myMail was released in the U.S. for Android and iOS (iPhone and iPad) mobile platforms in November 2013. It is now available worldwide through the iOS App Store and Google Play.myMail automatically defines the settings for most email providers (Google Gmail, Yahoo! Mail, Outlook.com (including Hotmail and Office 365), AOL Email, Xfinity.com, QQ.COM Mail, 163.COM Mail, Mail.Ru – Mail, Yandex Mail, 126.COM, Orange Mail, WP.PL – Poczta, Web.de Freemail and many other POP3/IMAP service). Additionally, oAuth is supported for those email services who use the standard to verify third-party credentials.