Mac Apps for E-mail Software

Astro

Free

Declutter your inbox and makes sure you don't miss the important stuff in your day.

Emailnery

Trial version

Beautiful email stationery that works in Apple Mail.

LogTransporter X

Free

transmits text files via email on specied schedules

MailPriority

Free

message priorities, coloring & read receipts for Mail

eMail Validator

Trial version

Validate e-mails in batch.

Mail Plugin Manager

Free

Manage the plugins you've installed for Apple Mail.

Eudora Thing

Free

Colorize your Eudora quoted-text strings up to six levels deep.

eMerge

Trial version

Customize email for each person on a mailing list.

Mailbutler

Trial version

Add missing functionality to your email client and improve your productivity and performance.

Whoosh

Trial version

Helps you send out lots of emails using the Amazon Simple Email Service.

Email Marketing Courier

Trial version

Bulk email marketing and personalized mass mailing

PowerMail

Trial version

Send and receive e-mails.

MacUncle MSG Converter

Trial version

Convert the Microsoft Outlook MSG file to multiple file formats.

eMail Bounce Handler

Trial version

Bounce e-mail filtering and handling tool.

Mailspring

Free

Boost your productivity and send better email.

Entourage Email Archive X

Trial version

Archive emails within Microsoft Entourage.

Drop 'n Mail

Free

Send files via Entourage or Mail from the Finder

Magellan Pro

Paid

email management tool automates mail processing

FastEmailCheck Pro

Paid

check 10 OS X e-mail accounts simultaneously

DockStar

Trial version

Mail notifications in the dock, menu bar, and more.

MailTags

Trial version

Attach metadata, due dates, projects, priorities to email.

SpamSweep

Trial version

Bayesian spam filter and mail checker.

MyPopBarrier

Free

Remove e-mail directly from the mail server.

email@Scanner

Trial version

Email-to-database utility.