Minimail is a small, easy to use email composer and sender. It provides a quick and easy way to write and send emails without the need to open your bulky, full-featured email client. Minimail is a small, easy to use email composer and sender. It provides a quick and easy way to write and send emails without the need to open your bulky, full-featured email client. Features include: file attachments, multiple accounts, signatures, logging, SMTP authentication, undo and redo, minimise to system tray and more.