Kate Russell's weekly review of new and interesting sites and apps.

Celtx is a package that provides a suite of creative tools designed specifically for the pre-production phase of media projects.

Alice is a free 3D programming tool to build games and animated movies in a simple, drag and drop environment.

The app Group Shot changes people's heads round from one shot to another to avoid closed eyes or people looking the other way.

And a few highlights from Google's new and controversial privacy policy.

Follow the Click team on Twitter@BBCClick. And join the conversation on Google+or Facebook.