Type or copy and paste text into the app and create. Use the tools along the top to change features such as font, word count, randomize, layout, and color.
There are no ads or watermarks both in the app or on the finish project, which is a saved photo to your camera roll.
Similar apps include:
Phoetic ($0.99) Create Word Clouds on Photos
WordSalad (Lite or $2.99)
Cloudart ($0.99) iPad Only
A few of our other posts on Word Clouds: