Pop Peeper is a freeware email client and notifier that can be run portably from a USB device. This portable Email Software can automatically import your current email accounts from Outlook Express or Windows Mail and can also be used with your GMail, Hotmail, LiveMail, MSN, Yahoo, GMail, Mail, MyWay, Excite, iWon, Lycos, RediffMail, Juno and NetZero accounts.
Quick Mailer (QM) is a Tiny Free Portable eMail Client. The eMail Tool is super tiny, fast and easy to use. Quick Mailer does allow attachments to be added to the messages as well. This tiny email client is perfect for situations where you just want to send messages or files without launching and setting up a large email client like outlook express.
Popcorn is a free, standalone, text only email client with SMTP and POP3 support that can be run entirely as a portable application. Unlike most modern email clients, Popcorn does not render HTML emails or display inline images. This design choice significantly reduces exposure to malicious scripts, embedded tracking, trojans, and many common email based exploits.
Sylpheed is a clean, powerful and easy to use email client that can be run portably from a USB flash drive or other portable device. Built mainly for Unix like systems such as Linux, BSD and Mac OS, there is also a version for Windows users which is our main focus in this review.
Koma Mail is a free and fully portable email client designed for users who want to manage their email directly from a USB flash drive or other removable media. This lightweight portable email application supports multiple accounts and a wide range of modern mail protocols, making it a flexible solution for users on the move.
Reach-a-Mail is another portable email client that enables users to bring their POP mail accounts with them wherever they go on a portable USB device or flash drive. Like most email software, It features an address book to store your contacts and supports SSL and TLS. It also includes a built option to import existing mail, settings and contacts from Outlook Express and supports eight different languages.
Thunderbird Portable is a free, open-source email client based on Mozilla Thunderbird, designed to run directly from a USB flash drive or other external storage. This makes it an excellent option for users who need secure, portable access to their email without installing software on the host machine.