I don't have an iphone but I do have my webcam setup. I use a program called webcam
 
In fact here is a link to my baby 
http://68.83.85.251:8080/ 
I can't access from a phone, but any internet connect PC I can. I usually check on her periodically from work. 
I will check out the AIR CAM, wonder if it works with blackberry phones.