Going to remodel or just rearrange your home? Don't start without drawing up some plans.

You could use a pen and paper, but that doesn't give you the full picture. Instead, grab a free copy of Sweet Home 3D.

This software makes it easy to remodel and decorate individual rooms or a whole house. The program comes with dozens of 3D furniture models, and you can download more online.

You’ll get blueprint-style plans, and you can explore a 3D representation. Print out your plans for quick reference.

Cost: Free

Link: www.sweethome3d.com

System: Windows X, Vista, 7; OS X