Microsoft Outlook

Microsoft's email client

Trillian

A multiplatform chat client

Visual Chat

Create your own chat channel in 3D

IncrediMail

Customize your email's appearance and give your friends a surprise

ICQ

Complete instant messaging client integrated with social networks

Windows Live Mail

Microsoft's multi-account email client

Yahoo Mail

Access to your Yahoo email account

Harmony Assistant

Excellent program for musical notation and creation

Turbo Mailer

Send mass emails

OpenSong

Manage song lyrics, chords and scores

mIRC

Chat on IRC with this great client

Chord Scale Generator

All the scales and chords a your reach

Mail Bomber

One of the best massive email delivery programs

Guitar Tuner

How to tune your guitar or any other string instrument

Pirch

One of the most popular IRC clients of its time

TuxGuitar

Create and edit your own guitar tabs

Free Email Extractor

Easily gather email addresses

Zimbra Desktop

Manage all your accounts from the same application

Mailspring

Mail client to boost user productivity

Stellar Converter for OST

Convert your Outlook emails to PST format

Microsoft Outlook

Microsoft's email client

Thunderbird Portable

Use this email manager on any PC with a USB port

Mail, Calendar, and People

Plan your day and keep in touch

IncrediMail

Customize your email's appearance and give your friends a surprise

Yahoo Mail

Access to your Yahoo email account

Windows Live Mail

Microsoft's multi-account email client

Mail Bomber

One of the best massive email delivery programs

Spark

Complete mail client compatible with different services

Turbo Mailer

Send mass emails

Outlook Connector

Use your Hotmail accounts straight from Outlook

Inky

Receive all your emails in a single client