*My thanks to InVision for sponsoring the RSS feed this week.*
The UI prototyping phase of the design process is crucial to get right. It’s about figuring out how your product will work, and ensuring everyone is aligned before moving into building.
[InVision](http://invisionapp.com/) is a web-based [prototyping tool](http://invisionapp.com/) that lets you paint an accurate and realistic picture that anyone can understand.
InVision lets you share single screens or full projects with the click of a button. InVision creates a short URL link that you can easily send to others where they can add comments directly on the screen.
As a special offer for our readers, [InVision is offering](http://www.invisionapp.com/february/) a 30 day free trial along with a special discount for the first six months.
Design anywhere. Bring it to life with [InVision](http://www.invisionapp.com/).