http://pcod.es - share, track and promote iOS promo codes (could easily be expanded to share promo codes for anything in a controlled way). Ruby on Rails.
Domain only: pushp.in - I have an offer for this so you'd need to be quick.
I've considered that, but the last time I tried you couldn't use the words iPhone or iPad in a Google Ad. Has that restriction gone away, or how do you work around it?
"Last week I came back to this idea and realized that there are good alternatives available, it should not be treated a reason to stop."
- Awesome, I'm glad you decided to go ahead with this. This is a crowded space but you've been able to make a useful tool with features other sites don't have. Congrats!