Top rated in Communication
Clean your mailing lists from faulty addresses by detecting bounces.
Check the latest photo uploads from Flickr webpage
MarsEdit is an easy way for editing, viewing and updating blogs.
With myPhoneDesktop, you can send content quickly from your desktop to your iPhone.
Easy-to-use tool for voice communication.
Allows you to dial your friends directly from your Mac.
Fritz!Box call monitor and call manager for Mac OS X.
Tether is an application that allows you to have full Internet access on laptop.
Make video conferences with your clients and co-workers
First Google Voice client for the Mac.
Lightweight IRC client created specifically for Mac OS X.
Keep an eye on your spending, so you don't run out of credit.
Jitsi (previously SIP Communicator) is an audio/video and chat communicator that supports protocols such as SIP...
Open MSG, OFT and Winmail.dat files on your Mac and view their contents and attachments.
Collaborate more securely and effectively from anywhere with colleagues.
Mysms - Send and receive text messages on your computer from any browser.
Social Tab (was Desktop Facebook) lets you access your Facebook account from your desktop!
Check what's new on your Twitter account directly from your desktop.
Easily copy your Address Book to your Gmail account and vice versa.
A Reddit client application designed for Mac users.
Prevent phishing attacks while sending and receiving emails.
A simple, beautiful Mac App for blogging with WordPress.
MorphVOX Junior Mac is free voice changer software.
Perform various actions on your WhatsApp account from your MacOS.