This sounds like a nifty little package. Has anyone tried it out?
iPhone Apps - CardBank | Apptism
CardBank conveniently stores all of your loyalty / preferred shopper cards right on your iPhone/iPod Touch!
✓ Never forget your preferred shopper card when grocery shopping!
✓ Never lose rewards points because you left your card at home!
✓ Never be weighed down by numerous cards on your keychain again!
●Features●
✓ All of your preferred cards and key FOBs in one convenient location
✓"Favorites" function stores your most frequently used cards for quick access
✓ Easy to add/update cards and FOBs
✓ Self checking feature while entering card numbers
✓ 120 current programs, with over 100 more to follow
✓ Works in both portrait and landscape views
✓ Dedicated support team to expand retailer list
✓ Built in communication through Info screen to request new retailers
