Jabba
Fun, iChat-like, easy-to-use instant messenger for Jabber networks.

Buongiorno
Lightweight Bounjour chat app for your iPad.

WaveRecorder
The most beautiful way to record audio and save text notes simultaneously. Now for both iPad and iPhone or iPod Touch!

Economics Dictionary by A. Vojtov
The very first economics dictionary for iOS and Mac platforms with 5000+ terms.