Email

7.0.11
Postbox
Postbox

3.8

Powerful and flexible email client.
$49.00
68.5.0
Thunderbird
Thunderbird

4.1

Email client from Mozilla.
Free
2525
Mailbutler
Mailbutler

4.3

Your personal assistant for Apple Mail.
Free
2.9.38
SpamSieve
SpamSieve

4.6

Robust spam filter for major email clients.
$30.00
1.0
DejaLu
DejaLu

4.3

Minimalist, Open-Source e-mail (beta).
Free
4.0.4
Airmail
Airmail

2.3

Powerful, minimal email client.
Free
8.0.2
Herald
Herald

4.6

Notification plugin for Mail.app.
Free
4.2.1
Mailplane
Mailplane

5.0

The best way to use Gmail on your Mac.
$29.95
12.0.4
Letter Opener Pro
Letter Opener Pro

4.3

Extracts attachments from winmail.dat files in Apple Mail.
$29.99
13.4
MailSteward
MailSteward

4.3

Archive your email text in databases; three versions available.
$49.95
3.1.14b9
Attachment Tamer
Attachment Tamer

4.3

Take control of attachments in Apple Mail (beta).
$14.99
1.6.3
GyazMail
GyazMail

4.2

Alternative email client.
$18.00
1.13.1
MailMate
MailMate

4.5

Mail client designed exclusively for IMAP.
$49.99
5.7.1
Direct Mail
Direct Mail

5.0

Create and send great looking email campaigns.
$30.00
1.9.2
Unibox
Unibox

3.7

Email client with messages organized by person.
$13.99
2.6.6
Mail Designer
Mail Designer

4.1

Create customized mail templates and newsletters.
$29.99
3.4.6
Mail Unread Menu
Mail Unread Menu

4.4

Displays a tally of unread emails in your menu bar.
Free
8.7.2
MaxBulk Mailer SE
MaxBulk Mailer SE

2.2

Send out mass emails.
$49.99
0.24b9
Letterbox
Letterbox

4.5

Adds three-column view to Mail.app; does not support OS X 10.7 or later.
Free
8.0.11
SerialMailer
SerialMailer

3.4

Create personalized email newsletters.
$39.96
1.4 Beta
Mail.appetizer
Mail.appetizer

4.6

Glance at incoming email without switching to Mail.app.
Free
6.2.1
PowerMail
PowerMail

3.5

Fast and powerful email client.
$66.00
14.3.2
Emailchemy
Emailchemy

5.0

Convert email to a standard portable format.
$29.95
4.0.4
DockStar
DockStar

4.8

Add 5 new-mail icons to Mail.app.
$19.95
2.1.6
Notify Pro
Notify Pro

4.5

Gmail notifier supports multiple accounts.
Free
5.1.0
Mail Archiver X
Mail Archiver X

3.4

Mail archiving, cleaning, and browsing.
$44.95
2.4.3
Mailsmith
Mailsmith

3.6

Robust email client from the makers of BBEdit, now free.
Free
2.5.1.4
Pando
Pando

2.5

Send/receive large files using your email account.
Free
3.1.8
MyPopBarrier
MyPopBarrier

5.0

Remove emails directly from the server.
Free
2.1.3
Mailings
Mailings

3.1

Batch emailer with personalization features.
$24.99
7.8
MailTab for Gmail
MailTab for Gmail

2.0

Access Gmail from the menu bar.
$2.99
3.60
MailRaider
MailRaider

5.0

Read Outlook MSG files on your Mac.
$3.99
2.0.32
Kiwi for Gmail
Kiwi for Gmail

3.5

Turns Gmail into a full-powered Desktop client.
$29.99
3.1.1
Stationery Greeting Cards
Stationery Greeting Cards

1.0

Greeting card templates for Apple Mail (was Stationery Pack Browser).
$21.99
2.5.4
Spark
Spark

3.3

Email client for Apple devices.
Free
2.0.1
MailFollowUp
MailFollowUp

4.4

Adds a follow up item to emails and contextual menus in Apple Mail.
Free
10.6.12
Personal Antispam X6
Personal Antispam X6

4.1

Spam filter for Mail, Entourage, Outlook, and more.
$79.95
1.6.1
JunkMatcher
JunkMatcher

4.4

Spam filter add-on for Mail.app.
Free
3.1.4
MsgFiler
MsgFiler

4.5

Quickly file emails into existing mailbox folders.
$9.99
1.0
Email Verifier
Email Verifier

3.7

Web-based email-address verification tool.
Free
1.3.2
MailBar
MailBar

3.1

Manage your Inbox from the menu bar.
$9.95
1.4.0b8
GrowlMail
GrowlMail

3.8

Receive Growl notifications for incoming mail (beta).
Free
1.4.5
ForgetMeNot
ForgetMeNot

4.3

Helpful reminder for email attachments.
$9.95
1.8
MailRecent
MailRecent

4.5

Adds ability to copy to, move to, or go to recent Apple mailbox.
Free
2.3.4
MailboxManager
MailboxManager

5.0

Check POP3 mail on server before downloading.
$14.99
1.4.1
MailPluginFix
MailPluginFix

4.8

Fix incompatible Mail.app plugins after updates.
Free
2.0.8
Boxy
Boxy

4.8

Desktop client for Inbox by Gmail.
Free
38.9.0
Tenfourbird
Tenfourbird

5.0

Harness the power of Thunderbird 38.9.0 on your PowerPC Mac.
Free