Considering the 3 digit priced alternatives, this one is wonderful, even if it's PPC... ;-)
I've been able to position the text well enough using the Courier New 12 font, but it's a poor quality, you need to edit it in your image software (the bars are perfect, though).
So ok, it's far from being perfect, but it's free, and if you just need it once in a while it's nice enough.
What I don't get is why the others are asking so much money when googling around "online barcode generator", it's easy to find free websites that do the job...
Allez Didier, une version Intel et du TIFF et du JPEG, steuplait ! ;-)