From Paul Barlow:
Do you want to read Web mail only mail systems such as Hotmail, MSN, Windows Live Mail, AOL, Yahoo on your mobile device such as a Blackberry. GetMail will help by forwarding your email to a standard POP3 account that most mobile devices support. Featuring built in support for Hotmail, MSN, Windows Live Mail accounts with WebDAV access. Other email accounts can be forwarded by combining GetMail with other 3rd party POP3 proxy tools. Version 3.3 has email message size filtering, added sms features, interface fixes.