Word clouds are images made of words. The size of the words depends on its frequency or importance. You can either input words or provide a link to the text.
With WordArt, you can input your own text through cutting and pasting. You also have a choice of font, shape, background, and colors. You can even upload your own image.
Wordclouds us a free word visualzation generator. Like Tagxedo, you can change you fonts, colors, shapes, and input your own word list. You can also set it to ignore words like "a," "an," or "the."