Balsamiq is a mockup tool which can enable you Create software mockups in minutes.

Today, I need to provide a UI prototype to my client. At the beginning, I preferred to use Visio, but suddently I realized, depends on my former experience, it may not be a quick and decent way to draw a web page by using Visio.

Balsamiq stayed in my computer for quite a long time, but I never use it to drew the diagram and show it to my client. Why not try it today?:)

After 5 mintues, the Balsamiq proved my suppose. It only spends me 5 mintues to finish a prototype like this:

I believe that Balsamiq is fairly suitable for those people who do not have a plenty of time to draw a precise picture. It can reduce your workload significantly, and help you focus on the production delivery.

Here is the link:http://www.balsamiq.com/