nPOPuk - Free Portable Email Client
nPOPuk is Free and Portable Email Client founded by Greg Chapman, that appears to be a spinoff of nPOP.
portable email program
Eudora Portable Email Program
Eudora is an email program produced by Qualcomm that is based on the open source Thunderbird client from Mozilla. Eudora portable is a reworked Thunderbird email client with a portable wrapper.
Quick Mailer - Tiny Portable eMail Client
Quick Mailer (QM) is a Tiny Free Portable eMail Client. The eMail Tool is super tiny, fast and easy to use.
