It's a totally free application which puts in your had a powerful and easy to use tool to create your own drawings just using curves and straight lines.
The only way offered to draw is by using those curves, so it will be something new and the results will be really good. The more you'll use it the better your drawings will be.
Make your brain to work a bit and create your own new drawings. It's funny. Have a look to our screenshots and you'll realise that it's not difficult to draw by using it.