BlueMail supports Gmail, Yahoo, Office 365, Outlook / Hotmail / Live, AOL, and iCloud; as well as many other IMAP providers. Use the Other option to select providers such as: Yandex, Mail.ru, GMX, mail.com, Hushmail, Zoho, Web.de, QIP, and ramble. BlueMail is constantly adding new providers, so stay tuned.
Grab your iPhone or iPad. Download BlueMail app from the App Store. Install it. Open BlueMail app. Choose your first email account (you have to configure at least one to start using the app). There you Go!
You can archive emails for all providers: You can Archive using Swipe Options in List View. Lastly, you can Archive using the 3-dot-Menu in Mail View by choosing Move | Archive folder.