AppShopper - Mac Apps, Mac App Store, iPad, iPhone and iPod touch app store listings, news, and price drops
Mightytext - Send & Receive SMS Text Messages from your computer. Sync'd with your Android #
AppAgg - Application Aggregator
ActiveWords - Auto correct on steroids
AlternativeTo - AlternativeTo lets you find apps and software for Windows, Mac, Linux, iPhone, iPad, Android, Android Tablets, Web Apps, Online, Windows Tablets and more by recommending alternatives to apps you already know.
Pamela for Skype - A versatile and easy to use Skype audio and video recording software. Features